Sea To Summit Spark Spi 40 Sleeping Bag

Nayeli Barber
23 min readMar 29, 2024

--

Sea-To-Summit-Spark-Spi-40-Sleeping-Bag-1

Welcome to our article on the Sea To Summit Spark Spi 40 Sleeping Bag. This innovative piece of gear is perfect for those who crave adventure, no matter where their journey takes them — from the beach to the mountaintops.

Join us as we explore this exceptional sleeping bag’s features and benefits, and discover why it is the perfect companion for your next outdoor adventure.

The Top 16 Best Sea To Summit Spark Spi 40 Sleeping Bag

  1. Sea to Summit Spark Down Sleeping Bag: Ultra-Light, Water-Repellent, and Exceptional Thermal Performance — Sea to Summit’s Spark Down Sleeping Bag (SPII) Long is a lightweight, ultra-warm option with superior thermal performance and water-repellent down treatment for an unbeatable camping experience.
  2. Ultra-Lightweight and Versatile Sleeping Bag for Outdoor Adventures — The Snow Peak SS Entry Sleeping Bag is a lightweight and portable solution perfect for beginners, designed for easy camping adventures, and offers both individual and family camping benefits with its versatile design and storage options.
  3. Ultralight, Water-Repellent Sea to Summit Spark Spi 40 Sleeping Bag — Experience the ultimate comfort and thermal efficiency with the ultra-light, water-repellent Sea to Summit Spark Down Sleeping Bag, perfect for those who value warmth and durability on their outdoor adventures.
  4. Sea to Summit Spark SPIII Sleeping Bag — Ultralight with Ultra-Dry Down Insulation — Embrace maximum warmth, exceptional breathability, and lightweight portability with the Sea to Summit Spark Spi 40 Sleeping Bag, featuring a contoured design and ultra-dry down technology for ultimate comfort and protection.
  5. Ultra-Light Sea to Summit Spark Spi 40 Sleeping Bag — Stay warm and save weight with Spark Ultralight Sleeping Bag from Sea To Summit, featuring UltraDry Down treatment and a contoured mummy shape.
  6. Ultra-Light Sea to Summit Spark Spi 40 Sleeping Bag with Ultra-Dry Down Insulation — Experience optimal thermal performance and lightweight comfort with the Sea to Summit Spark Down Sleeping Bag, featuring UL Nylon shell, contoured mummy shape, and PFC-free UltraDry Down technology for a luxurious, eco-friendly camping experience.
  7. Versatile Exped Megasleep Sleeping Bag with Dual Thickness Insulation — Experience cozy, versatile sleep with the Exped Megasleep Sleeping Bag, featuring dual insulation layers and a unique flip-over feature for temperature flexibility, along with OEKO-TEX 100 certified fabric for eco-friendly comfort.
  8. Extra Wide Steel Blue Adult Sleeping Bag — Experience ultimate comfort with PY SUPER MODE’s Extra Wide Steel Blue Sleeping Bag, designed for spacious space and easy storage, perfect for adults and children alike.
  9. Lightweight Breather Lining Camping Sleeping Bag for Warm and Cold Weather — Venture 4th’s highly versatile, lightweight sleeping bag is perfect for both cold and warm weather, offering exceptional comfort and durability for hikers, campers, and outdoor enthusiasts alike.
  10. Versatile, Ultra Lightweight, and Comfortable Sleeping Bag for All Seasons — Experience ultimate comfort and flexibility with the Sea To Summit Spark Spi 40 Sleeping Bag, perfect for any season, adventure, and easy to pack or clean.
  11. High-Quality, Superlight Sleeping Bag for Three Season Use — Experience the perfect balance of warmth, comfort, and portability with the award-winning Sea To Summit Spark Spi 40 Sleeping Bag.
  12. High-Quality Sleeping Bag for Winter Conditions — The Snugpak Basecamp Ops Sleeper Lite Sleeping Bag offers a lightweight, insulated solution for winter camping, with features like an elastic hood, lined thermal collar, and Isofibre insulation to trap warmth and retain heat even when wet.
  13. Snugpak Basecamp Sleeping Bag — Cold Weather Chunky Warmth — Experience ultimate warmth and comfort with the Snugpak Basecamp Sleeper Extreme, featuring cutting-edge Isofibre insulation and designed for cold winter camping conditions.
  14. Comfortable Wide Design Sleeping Bag for Cold Nights — Stay comfortable and adjustable with the Slumberjack Boundary Mummy Sleeping Bag, offering a versatile ‘flip over’ hood, offset quilt construction, and anti-snag zippers. Perfect for your next adventure!
  15. Comfortable Luffield Camping Sleeping Bag for Outdoor Adventures — Experience ultimate comfort and portability with Luffield’s lightweight, waterproof camping sleeping bags for adults, teens, and kids, designed for versatile use in 3–4 seasons.
  16. Sea To Summit Spark Spi 40 Sleeping Bag for Extreme Temperatures — The Snugpak Basecamp Ops Sleeper Expedition Sleeping Bag Olive offers superior warmth for all-season use, with siliconized fibers for enhanced insulation and durability.

As an Amazon Associate I earn from qualifying purchases.

Reviews

Sea to Summit Spark Down Sleeping Bag: Ultra-Light, Water-Repellent, and Exceptional Thermal Performance

sea-to-summit-spark-down-sleeping-bag-spii-long-1

The Sea to Summit Spark Down Sleeping Bag has become a trusted companion on my latest camping adventures. Its unique contoured shape keeps me cozy and warm overnight, even when venturing into lower temperatures. The bag’s design is especially great for those who change positions frequently while sleeping like myself, providing a snug yet comfortable embrace.

The half-length zipper and two sliders make it easy for me to enter and exit my sleeping bag, while offering optimal ventilation, ensuring I’m just the right temperature. I also appreciate the storage cell that comes with this product, providing an organized place for all my gear.

However, there are a few drawbacks to this sleeping bag. One downside I’ve experienced was the lack of sufficient ventilation. The 1/3 zipper limits my ability to regulate my body temperature based on the night’s conditions, and the bag feels quite cold with the zipper open. The zipper’s durability is also a concern, as I’ve noticed it getting stuck from time to time.

Despite these minor inconvenience, my experiences with the Sea to Summit Spark Down Sleeping Bag have overall been positive. The lightweight, high-quality materials and ingenious design offer a comfy, warmth-filled experience in the great outdoors.

Ultra-Lightweight and Versatile Sleeping Bag for Outdoor Adventures

snow-peak-ss-entry-sleeping-bag-1

As someone who loves spending time outdoors, I recently tried the Sea to Summit Spark Spi 40 Sleeping Bag. It was a perfect addition to my camping gears, thanks to its lightweight and packable design. The bag was really easy to carry, making it ideal for hiking and camping.

One of the features that stood out to me was its versatility. It could be used separately or combined with another one for family-style camping. And when I wasn’t using it as a sleeping bag, I could turn the entire thing into a comfy pillow. The material was very soft and felt like a throw pillow — just a little bit flatter.

However, this bag isn’t recommended for colder temperatures. It best suits spring and summer months. Also, it took a few tries for me to figure out how to properly pack the bag into its included storage case. But once I figured it out, it was a breeze.

Overall, the Sea to Summit Spark Spi 40 Sleeping Bag has been a great addition to my outdoor adventures. It’s lightweight, packable, and versatile — perfect for those who love camping and hiking. And with its affordable price, it’s definitely worth the investment.

Ultralight, Water-Repellent Sea to Summit Spark Spi 40 Sleeping Bag

sea-to-summit-spark-down-sleeping-bag-spiii-long-1

Recently, I had the chance to test out the Sea to Summit Spark Down Sleeping Bag (SPIII) Long. This bag is a perfect companion for those who prefer to pack light but still want to stay warm in cold conditions. One of the most noticeable aspects of this sleeping bag is its ultralight weight, which makes it a great addition to any backpack.

The SPIII is known for its excellent thermal performance, which I definitely experienced firsthand. It has a lower limit of -8°C (9°F) and a comfort rating of -2°C (28°F). I used this bag during a camping trip that took place in the lower 30s, and it kept me warm and cozy throughout the night. The vertical boxing chambers in the chest area optimize the distribution of down, preventing slipping and keeping me warm.

However, there are a few cons to consider when purchasing this sleeping bag. The bag has a full-sided zipper with two sliders, which allows for easy access but can also make it a bit difficult to ventilate. I also found the zipper to be of somewhat dubious quality, which was a little disappointing given the otherwise high-quality materials used in the construction of the bag.

Another minor issue I encountered was the sizing. The Long version of the SPIII is recommended for users who are up to 198cm (6' 6") tall. However, if you’re on the shorter side, you might find that the Regular version is a better fit. I’m around 183cm (6'), so I had a few extra inches of space in the bag, which might not be ideal for some users.

Despite these minor drawbacks, I would still highly recommend the Sea to Summit Spark Down Sleeping Bag (SPIII) Long to anyone looking for a lightweight and warm sleeping option for their next camping adventure. With its comfortable temperature range and impressive build quality, this sleeping bag is sure to provide a great night’s sleep in even the coldest conditions.

Sea to Summit Spark SPIII Sleeping Bag — Ultralight with Ultra-Dry Down Insulation

sea-to-summit-spark-spiii-sleeping-bag-1

Gazing out at the twinkling stars above, I realized that my sleeping comfort level was about to be put to the test. With the Sea2Summit Spark SPIII in my hands, I unpacked this ultralight, compact sleeping bag for a night of adventure. The Spark series is renowned for its incredible warmth-to-weight ratio and minimum packing size; these bags are engineered as the ultimate travel companion.

As I eagerly climbed into my sleeping bag, I immediately felt the mummy shape, designed for maximum warmth. The contoured hood, which features a drawcord and tapered foot box, cradles your body, providing a snug and cozy sensation. My first impressions were promising, but as I unzipped the 1/3 length YKK #3 side zip, I was struck by the Spark’s minimal ventilation options.

I tucked myself into my sleeping bag, which was surprisingly narrow. Its compact frame left me feeling somewhat confined and claustrophobic, but it’s an essential trade-off for the ultralight design. The coldest I had to deal with outside was 5°C; unfortunately, the 18°F temperature rating seemed ambitious for this Spark.

One of the Spark’s most impressive features was the Ultra Dry Down. This PFC-free water-repellent treatment applied to the down ensures that the down retains over 60% more loft, absorbs 30% less moisture, and dries out 60% faster compared to untreated down. This environmentally friendly application means that the bag insulates better even in damp conditions.

Despite the Spark SPIII’s slim build and limited ventilation, the warmth-to-weight ratio shines through during sleep. It will keep you cozy in cool conditions and even snugly warm on early-morning camping trips. Its portability truly sets it apart, making it ideal for backpackers, thru-hikers, and other adventure-seekers who aim for efficiency and comfort.

In summary, the Sea2Summit Spark SPIII offers outstanding warmth in a compact package, but the limited ventilation options and claustrophobic fit can be challenging for some users. This bag is perfect for the backcountry adventurer who values minimized weight and a sleek design, even if comfort becomes an essential consideration.

Ultra-Light Sea to Summit Spark Spi 40 Sleeping Bag

spark-ultralight-sleeping-bag-long-sea-to-summit-1

As someone who values both comfort and convenience, the Spark Ultralight Sleeping Bag by Sea to Summit has been a game-changer for me. The long version perfectly fits my 6' frame and has been an essential companion on countless camping trips. Its 10D UL Nylon shell is both sturdy and lightweight, ensuring durability and ease of use.

One of my favorite features is the contoured mummy shape, which provides maximum warmth while allowing for a comfortable sleeping experience. The contoured hood with a drawcord and tapered foot box is a thoughtful addition, providing additional insulation and a snug, cozy fit. The 1/3 length YKK #3 side zip ensures ventilation and easy in/out access, perfect for those warmer nights.

However, there are a couple of areas where the sleeping bag could be improved. I noticed that the down tends to migrate towards the bottom, resulting in cold spots near the foot box. This can be remedied by regularly fluffing the down, but it’s an extra step that some might find inconvenient. Another potential downside is the weight-to-warmth ratio; while this sleeping bag is incredibly light and compact, it may not provide adequate insulation for very cold conditions.

Overall, the Spark Ultralight Sleeping Bag has been an excellent addition to my camping gear. Its innovative features, such as the contoured shape and lightweight materials, make it a top contender for anyone seeking warmth and portability in a single package.

Ultra-Light Sea to Summit Spark Spi 40 Sleeping Bag with Ultra-Dry Down Insulation

sea-to-summit-spark-down-sleeping-bag-spiv-long-1

Have you ever felt like you were sleeping in a cocoon, surrounded by warmth and protection? That’s the feeling I got when I first used the Sea to Summit Spark sleeping bag. The contoured mummy shape makes you feel like you’re wrapped up in a cozy blanket, perfect for those chilly nights in the great outdoors.

What really stood out for me was the ultralight construction. It’s so lightweight that it’s barely noticeable when you’re carrying it in your backpack. And the Ultra-Sil compression bag and storage cell/laundry bag are a great touch, making it easy to pack and transport.

However, there were a few things I noticed that could be improved. The zipper is somewhat fussy, which made it a little tricky to get in and out of the bag without waking up your camping buddies. And while the bag is designed to be super warm, I found it a bit too snug around the feet, making it a bit uncomfortable for me.

Despite these minor drawbacks, I’m really happy with my Sea to Summit Spark sleeping bag. It’s perfect for those who want to travel light but still want to stay cozy and warm on their adventures.

Versatile Exped Megasleep Sleeping Bag with Dual Thickness Insulation

exped-megasleep-sleeping-bag-1

The Exped Mega Sleep 25/40 sleeping bag has become my go-to for camping trips and even sleeping at home. The interchangeable insulation layers, made from synthetic polyester microfiber fill, is an excellent feature as it allows me to adapt to changing temperatures effortlessly. When used as a 25-degree bag, it keeps me snug and warm on chilly nights, while flipping it over to the 40-degree side makes it perfect for warmer evenings.

The OEKO-TEX 100 certified fabric is another standout feature. It gives me confidence that I’m not only sleeping well but also sleeping in a product that is safe for the environment. The full-length draft tube, which seals cold air out, is an excellent addition to the insulation. The bag unzips entirely, allowing me to use it as a blanket when needed.

However, there are a couple of issues that I’ve come across. The first is the weight; it was a bit heavier than I anticipated. Although not a deal-breaker, it is something to consider if you’re looking for a lighter option. Secondly, while the zipper works well for unzipping the bag completely, it’s not the easiest to use when transitioning between the 25 and 40-degree sides.

Despite these minor drawbacks, the Exped Mega Sleep 25/40 sleeping bag has proven to be a reliable and versatile solution for a variety of camping experiences. Its unique insulation design, coupled with the certified OEKO-TEX fabric, makes it a great choice for anyone seeking a comfortable, sustainable, and adaptable sleeping bag for their outdoor adventures.

Extra Wide Steel Blue Adult Sleeping Bag

sleeping-bags-for-adults-87x40-steel-blue-extra-wide-87x40-1

When the cold nights started rolling in, I knew it was time to invest in a reliable, roomy sleeping bag. The PY SUPER MODE’s Steel Blue Extra Wide sleeping bag caught my eye, offering enough space for an adult without being too bulky. Upon unpacking, I noticed the handy compression bag tucked inside, making it even more convenient to store.

Despite its ample size, transportation was surprisingly effortless thanks to the compact nature of this sleeping bag. When it was time for me to take a nap during a camping trip, I could quickly roll it up and stow it away without hassle. That’s where PY SUPER MODE’s sleeping bag truly shined.

The only downside was the limited temperature range it could handle, making it less ideal for frigid nights. Nonetheless, it proved to be a reliable and spacious companion during warmer camping trips. Overall, the Steel Blue Extra Wide sleeping bag by PY SUPER MODE provided a comfortable and efficient solution to my sleeping needs on-the-go.

Lightweight Breather Lining Camping Sleeping Bag for Warm and Cold Weather

venture-4th-backpacking-sleeping-bag-lightweight-warm-cold-weather-sleeping-bags-for-adults-kids-cou-1

Imagine a weekend getaway in the great outdoors, where a warm and comfortable resting place awaits you. The Venture 4th Backpacking Sleeping Bag is the perfect solution, catering to adults, kids, and even couples on their journey. It’s lightweight, making it easy to pack and bring along on hikes, campgrounds, or any venture where you may need a good night’s rest.

The water-resistant design eliminates moisture, ensuring comfort and dryness no matter the weather. It can handle both warm and cold weather, making it a versatile choice for any seasoned outdoorsperson. The durable fill keeps you snug during those long nights, while the skin-friendly polyester material feels luxurious, giving you a relaxed night’s sleep.

As someone who’s used this sleeping bag, I appreciate its easy maintenance and cleaning. Now, whenever I step out for a night under the stars, the Venture 4th is the trusted companion that guarantees a warm, cozy, and rejuvenating rest, making each camping trip a memorable experience.

Versatile, Ultra Lightweight, and Comfortable Sleeping Bag for All Seasons

tuphen-sleeping-bags-for-adults-kids-boys-girls-backpacking-hiking-camping-microfiber-liner-cold-war-1

I recently tried a Sea to Summit Spark Spi 40 Sleeping Bag during my recent camping trip, and let me tell you, it was a game changer. This sleeping bag truly shines in all four seasons, with a rated temperature range of 5°C to 25°C. I was impressed by how warm and cozy I felt even at 40°F, thanks to its double-filled technology.

One feature that stood out to me was the convenient design, which perfectly fits an average-sized adult and offers plenty of space for kids. I appreciated the two-way zipper with a “zipper guard” that effectively prevents stuck hooks, as well as the separated zipper at the bottom, which allows for easy access to your feet. The double zipper slider even allows you to fully open the sleeping bag, transforming it into a blanket on warmer nights.

Another impressive aspect of this sleeping bag was its ultra-lightweight and easy-to-pack nature. It can be stuffed into a compact carrying bag in seconds, eliminating the need for folding or rolling. The entire package weighs just three pounds, making it an excellent addition to any backpack for backpacking, camping, and hiking adventures.

Lastly, I was impressed by how easy it was to carry and clean the sleeping bag. It comes with a travel-friendly carry bag and a compression sack with straps, making it convenient for storage and transport. Plus, it can be easily wiped clean or machine washed, making it versatile and convenient for all your outdoor needs.

High-Quality, Superlight Sleeping Bag for Three Season Use

sleeping-bag-ed-400-plus-green-blue-lime-camp-1

I recently had the opportunity to test out the Ed 400 Plus Sleeping Bag, and I was quite impressed. I loved how lightweight and easily packable it was, making it perfect for my weekend camping trips. The extra dimensions added a lovely touch of comfort that I hadn’t experienced before in a sleeping bag.

One aspect that truly stood out for me was the combination of Araneum fabric on the exterior and polyester on the interior. It provided fantastic insulation while still keeping me dry and feeling warmer than ever before. I also appreciated the option to choose between the 400 and 200 gram fill weights, catering to different preferences and climates.

However, there was one downside, and that was the tailoring. It was quite roomy, to the point where it might not be the best fit for everyone. But overall, the warmth, weight, and packability of the Ed 400 Plus Sleeping Bag made it a worthwhile and enjoyable addition to my camping adventures.

High-Quality Sleeping Bag for Winter Conditions

snugpak-basecamp-ops-sleeper-lite-sleeping-bag-olive-1

I recently had the opportunity to try out the Snugpak Basecamp Ops Sleeper Lite sleeping bag in olive. At first glance, it seemed like a compact, lightweight bag perfect for winter conditions. As I started to use it, I noticed the mummy shape design and unique features such as the elastic hood with drawstring and lined thermal collar. These features really helped me stay warm during my camping trips.

The insulation material used, Isofibre, has been a game-changer. It’s water-repellent and retains heat even when wet, ensuring I stayed warm and cozy even in the chilliest of nighttime temperatures. It was impressive to see how the insulation material maintained its shape and warmth even after multiple washing sessions without losing its insulating properties.

One of the highlight features of this sleeping bag was the continuous 2-way zip, which allowed me to regulate the airflow effectively. The inner zip cover filled with insulation material helped prevent cold spots along the zip, ensuring a more comfortable sleeping experience. The straps on the foot made it easy to air and dry the sleeping bag when needed.

However, there were a couple of drawbacks to this sleeping bag. Its size, though perfect for its intended purpose, might be too small for larger users. I found that I had to be mindful of how I positioned myself in the bag to ensure I could zip it up comfortably. Additionally, the weight and bulk of the sleeping bag could be a minor inconvenience when packing for outdoor trips.

Overall, my experience with the Snugpak Basecamp Ops Sleeper Lite sleeping bag has been quite positive. I appreciate the innovative insulation material, the thoughtful features, and the overall build quality of the product. Although it has a few minor cons, it’s a reliable and comfortable sleeping bag that I’d recommend for anyone looking for warmth and comfort during their winter adventures.

Snugpak Basecamp Sleeping Bag — Cold Weather Chunky Warmth

snugpak-basecamp-sleeping-bag-sleeper-extreme-onyx-black-1

Imagine a cozy, warm sleeping bag that you can rely on, especially during those chilly winter evenings. That’s exactly the feeling I got when I tried out the Snugpak Basecamp Sleeper Extreme.

The first thing that stood out to me was its durability. It’s made from cutting-edge fabrics and insulation, guaranteeing comfort and warmth no matter what. Isofibre insulation is a game-changer, allowing the bag to retain heat even when wet. The zippers, zip baffles, hanging dry tabs, draft collar, and Snugfit hood make for a snug and comfortable fit.

However, there’s one thing to be aware of — the mummy design means it doesn’t have a blanket zip. But if you’re looking for warmth and comfort, this sleeping bag is the perfect choice. It might be a bit heavier than some other options, but its overall performance and reliability make up for it.

In summary, the Snugpak Basecamp Sleeper Extreme is a top-notch sleeping bag that provides warmth, comfort, and durability, making it an excellent choice for those venturing out into the cold.

Comfortable Wide Design Sleeping Bag for Cold Nights

slumberjack-boundary-sleeping-bag-40-degrees-long-51726221ll-1

Last week, I braved the chilly nights with the Slumberjack Boundary Sleeping Bag, and it was an absolute game-changer. The wide design gave me breathtakingly cozy space, and the unique ‘flip over’ hood was great for adjusting to different temperature conditions.

The layered, offset quilt construction kept me warm and toasty, and I especially loved the anti-snag zipper construction for seamless opening and closing. However, I did notice a slight draft when I was curled up in my sleeping bag, so I could use some better heat insulation in the future. Overall, the Slumberjack Boundary Sleeping Bag enhanced my camping experience in the cold, and it’s a sleeping bag I’d highly recommend for anyone seeking comfort and warmth in the great outdoors.

Comfortable Luffield Camping Sleeping Bag for Outdoor Adventures

luffield-sleeping-bags-for-adults-teens-kids-use-for-3-4-seasons-warm-cold-weather-lightweight-porta-1

I recently had the chance to try out the Luffield sleeping bag and let me tell you, it’s been a game-changer for my camping trips. The first thing that caught my eye was its comfortable size. It’s wider than a standard sleeping bag, providing plenty of space for me to spread out and get a good night’s sleep. The cylindrical shaped compression carry bag also made it a breeze to transport, as I could easily reduce its size for storage.

I must say, the durability of this sleeping bag is top-notch too. It’s packed with 400GSM filling material, making it thicker than regular sleeping bags. So even when the weather took a turn for the worse, I was nice and cozy in my little cocoon. On the flip side, I found that it weighed a bit more than I expected, but the trade-off in warmth and comfort was well worth it. I’d definitely recommend the Luffield sleeping bag for anyone looking to fall in love with the great outdoors.

Sea To Summit Spark Spi 40 Sleeping Bag for Extreme Temperatures

snugpak-basecamp-ops-sleeper-expedition-sleeping-bag-olive-1

The Snugpak Basecamp OPS Sleeper Expedition Sleeping Bag Olive is a warm and comfortable sleeping companion that can keep you cozy even in sub-zero temperatures. The siliconized fibers ensure proper insulation for longer-lasting warmth, and it’s designed to withstand various weather conditions.

This sleeping bag is an excellent choice for camping enthusiasts seeking an affordable yet high-quality product. Its thickness and padding create a snug, cozy environment for a restful sleep. However, it can be quite bulky and heavy, making it less ideal for backpacking trips or any situation where portability is essential.

Upon using this sleeping bag, I noticed that it fits well for average-sized individuals, but those who are taller might experience a tighter fit. Overall, the Snugpak Basecamp OPS Sleeper Expedition Sleeping Bag Olive provides a warm and comfortable experience, making it a worthwhile investment for those seeking a dependable and affordable sleeping bag option.

Buyer’s Guide

Choosing the right sleeping bag is crucial for a comfortable and enjoyable outdoor experience. With various options available in the market, it can be challenging to decide which one to pick. This buyer’s guide section will help you understand the essential features, considerations, and advice to consider when selecting a sleeping bag perfect for your needs.

Sea-To-Summit-Spark-Spi-40-Sleeping-Bag-2

Important Features of Sleeping Bags

There are several essential features to consider when buying a sleeping bag. These include the insulation material, temperature rating, shell material, and shape. Let’s take a look at each of these features in more detail to help you make an informed decision when purchasing a sleeping bag.

Insulation Material

Sleeping bags are insulated with either down or synthetic materials. Down is a natural material derived from duck or goose feathers and offers excellent warmth-to-weight ratio. On the other hand, synthetic materials are man-made and provide a more affordable alternative to down. They also tend to retain heat better when wet but are heavier than down insulation.

Sea-To-Summit-Spark-Spi-40-Sleeping-Bag-3

Temperature Rating

The temperature rating of a sleeping bag indicates the lowest temperature at which it can provide warmth. This rating is typically based on a “comfort rating” and an “extreme rating”. The comfort rating is the temperature range at which a sleeping bag will provide comfort and warmth, while the extreme rating represents the temperature at which the bag will still keep the user warm but may not be as comfortable. Make sure you choose a sleeping bag with a temperature rating suitable for the environment you’ll be using it in.

Shell Material

The shell material of a sleeping bag refers to the outer layer that protects the insulation from moisture and other elements. Common shell materials include nylon, polyester, and ripstop. Choose a shell material that provides durability and protection for the conditions you’ll be using the sleeping bag in.

Sea-To-Summit-Spark-Spi-40-Sleeping-Bag-4

FAQ

What is the Sea To Summit Spark Spi 40 Sleeping Bag?

The Sea To Summit Spark Spi 40 Sleeping Bag is a high-quality, lightweight, and versatile sleeping bag designed for use in summer and warm weather conditions. It offers excellent insulation and comfort, while remaining compact and easy to carry. The sleeping bag is designed for campers, hikers, and backpackers who require a reliable and functional sleeping solution for their outdoor adventures.

The Sea To Summit Spark Spi 40 Sleeping Bag features an innovative and breathable construction, making it perfect for those seeking a comfortable, cool, and dry sleep while enjoying the great outdoors. Its lightweight design and compact size make it an ideal choice for those who want to travel light and with minimal fuss.

Sea-To-Summit-Spark-Spi-40-Sleeping-Bag-5

What are the key features of the Sea To Summit Spark Spi 40 Sleeping Bag?

The Sea To Summit Spark Spi 40 Sleeping Bag is packed with several features designed to enhance the user’s experience, including its lightweight and breathable design, which allows for a comfortable and cool sleep even in the warmest conditions. Its Ultralite Down fill insulation provides excellent insulation without adding bulk to the bag, while the Ultralite 20D YKK zippers ensure smooth and easy entry and exit.

The sleeping bag also features a versatile and adjustable hood, which can be cinched tight around the face for added warmth and protection against drafts, or left loose for a more relaxed sleeping position. The bag’s stuff sack allows for easy storage and transport, and its compression straps enable it to be packed down to a manageable size when not in use.

What is the weight and size of the Sea To Summit Spark Spi 40 Sleeping Bag?

The Sea To Summit Spark Spi 40 Sleeping Bag is a lightweight and compact option, weighing only 550 grams, making it an ideal choice for those who want to travel light and with minimal equipment. The bag measures 220 cm in length, providing plenty of room for users of all sizes to stretch out and sleep comfortably.

When compressed, the sleeping bag is only 24 cm in length and 11.8 cm in width, making it easy to pack into a backpack or suitcase for convenient storage and transport. With its compact size and minimal weight, the Sea To Summit Spark Spi 40 Sleeping Bag is an excellent choice for outdoor enthusiasts who value both comfort and portability.

Sea-To-Summit-Spark-Spi-40-Sleeping-Bag-6

What is the insulation used in the Sea To Summit Spark Spi 40 Sleeping Bag?

The Sea To Summit Spark Spi 40 Sleeping Bag is equipped with Ultralite Down insulation, which is derived from ducks or geese. The insulation provides outstanding thermal performance, maintaining warmth even when wet, and dries quickly for added convenience. The bag’s Ultralite Down fill insulation offers excellent insulation without adding bulk to the bag, ensuring a lightweight and packable sleeping solution for outdoor adventures.

The Ultralite Down insulation is also environmentally friendly, as it uses an ethically sourced and sustainable material. By choosing the Sea To Summit Spark Spi 40 Sleeping Bag, you are making an eco-conscious decision that benefits both the user and the environment while ensuring a comfortable and reliable sleeping experience.

What is the temperature rating of the Sea To Summit Spark Spi 40 Sleeping Bag?

The temperature rating of the Sea To Summit Spark Spi 40 Sleeping Bag is suitable for warm to mild weather conditions, making it an ideal choice for summer camping, hiking, and backpacking trips. The bag has a temperature rating of approximately 13°C (55°F), which provides a comfortable and warm sleeping experience even in warmer environments.

However, it is essential to consider the user’s personal preferences and the specific climate conditions of the intended location when choosing a sleeping bag. For colder temperatures or more extreme conditions, additional layers or a warmer sleeping bag may be required to ensure a comfortable and safe sleeping experience.

What are the care instructions for the Sea To Summit Spark Spi 40 Sleeping Bag?

To maintain the functionality and durability of the Sea To Summit Spark Spi 40 Sleeping Bag, it is essential to follow the care instructions outlined for the product. These instructions typically include proper cleaning, storage, and maintenance procedures to ensure that the bag remains in optimal condition for use.

The specific care instructions will vary depending on the materials used in the construction of the sleeping bag. In general, it is recommended to hand wash the bag using a mild detergent, allowing it to air dry thoroughly to prevent damage and maintain its insulating properties. Additionally, the bag should be stored when not in use, avoiding direct sunlight or prolonged exposure to damp conditions, to maintain its quality and prolong its lifespan.

--

--