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Sleeping Bags

Sea to Summit Adaptor Coolmax Liner
$69.95
A climate control travel liner specifically designed for warm or humid conditions. The Adaptor liner adapts to varied temperatures and humidity because it's made of Coolmax®, a proven moisture management fabric. Adaptors are made of the stretchiest fabric Sea to Summit offers - if you've ever felt constricted in a liner, this should be your choice.
Sea to Summit Adaptor Coolmax Traveller Sleeping Bag Liner
$74.95
Sea to Summit's Coolmax® Adaptor liner now available in the popular 'Traveller' shape with pillow insert. Coolmax® is a proven moisture management fabric that adapts to varied temperatures and humidity. Even in balmy weather, the Adaptor provides a more comfortable night's sleep.
Sea to Summit Aeros Premium Pillow
$54.95 - $59.95
The Aeros™ inflatable backpacking pillow has changed the way thousands of people sleep in the backcountry or while traveling. Luxurious, lightweight and compact, it features a super soft brushed 50D polyester knit exterior and a silent, contoured TPU air bladder for support and comfort. Sea to Summit has updated the bestselling Aeros™ Premium Pillow for 2019 to add compatibility with the unique Pillow Lock™ system. IS THE AEROS PREMIUM PILLOW…? Really light and packable? Aeros Premium Pillows are light and really compact: the Regular size weighs a mere 2.7ozs / 79g and packs down into a stuff sack that will easily fit into a shirt pocket. Machine washable? No – but hand-washing is easy. Close the valve and use warm water and a gentle kneading motion, then air dry (do not use a dryer). Alternatively, consider using a removable Aeros™ Pillow Case for even simpler washing. Going to slip off of a sleeping pad while you sleep? Not at all! All Sea to Summit 2019 pillows are compatible with the Pillow Lock System.
Sea to Summit Aeros Ultralight Pillow
$49.95 - $56.95
The Aeros™ Pillow Ultralight™ inflatable pillow is perfect for gram counters who like being comfortable. A 20D polyester stretch knit fabric is soft to the touch and comfortable to sleep on. The low profile multi-function valve allows fine tuning to your personal comfort level and the super lightweight and compact size means you'll never travel without it. From the plane to the mountains and for power naps in between, this is the ideal travel companion.
Sea to Summit Compression Sack
$26.95 - $44.95
The Compression Sack is the perfect solution for squishing down bulky soft items for organized packing. These burly sacks are built from a water-resistant 70D Nylon fabric, offering excellent strength to weight. They can allow compression down to one-third of their original volume, which means you save valuable space in your pack for other essentials.
Sea to Summit Expander Travel Liner with Pillow Insert
$44.95
The Expander™ sleeping bag liner is a super soft and stretchy poly-cotton making it wonderfully stretchy and warm. It's an ideal choice for travel, backpacking and any activity or adventure where you want to keep your sleeping bag clean or add additional warmth to your sleeping bag. The built-in antimicrobial treatment keeps odors at bay and won't wash out of the liner when you throw it in the washing machine. This is the perfect travel companion if you're wanting a luxuriously comfortable sleep.
Sea to Summit Premium Silk Travel Liner
$109.95 - $129.95
Sea to Summit makes their premium silk travelling sheets from the strongest, finest ripstop silk available and have added Polyester/Lycra stretch panels along the length of the seams. These stretch panels allow the liner to move with you when you turn, roll and curl up in the night. Perfect for keeping a sleeping bag clean and for hostel or budget hotel travelling.
Sea to Summit Silk Cotton Blend Travel Liner
$79.95 - $89.95
These travel liners are made of a blend of two premium quality natural fibers for the ultimate in comfort and performance - and, the feel of this liner is pure luxury.
Sea to Summit Thermolite Reactor Compact Plus Liner
$84.95
The THERMOLITE® Reactor™ Compact sleeping bag liner is the ideal choice for gram counters under 6 feet. It essentially uses a combination of two weights of THERMOLITE® fabric, with the thicker more insulative being strategically placed across the torso and in the feet area. The hollow core fibers work like the fur of a polar bear in that they are incredibly insulating and trap heat effectively. This sleeping bag liner keeps your sleeping bag clean and is super easy to wash. It will bump up the warmth of your sleeping bag temperature rating considerably, depending on your environment and conditions.
Sea to Summit Thermolite Reactor Extreme Liner
$89.95
The THERMOLITE® Reactor™ Extreme is the warmest backpacking knit sleeping bag liner offered by Sea to Summit. The hollow fiber threads work just like the hollow fur of a polar bear in that they trap heat effectively. When the mercury drops you'll appreciate the mummy shape and drawcord hood with mini cord lock attached. Depending on your environment and sleep conditions, this liner can increase your sleeping bag warmth by up to 14C/25F.
Sea to Summit Thermolite Reactor Fleece Liner
$109.95
The THERMOLITE® Reactor™ Fleece sleeping bag liner is a luxuriously soft and super warm liner that can bump up the warmth of your sleeping bag considerably. It can also be used as a stand-alone sleeping bag in warmer climates and has a quarter length zipper to control temperature and allows the user to get in and out of easily. The hollow core fibers that make up this fabric trap heat effectively, keeping you toasty warm. If you're looking for a high warmth to weight ratio or a lightweight summer bag, this is an ideal choice.
Sea to Summit Ultra-Sil Compression Dry Sack
$34.99 - $64.95
The Ultra-Sil™ Compression Dry Sack is a super lightweight dry sack designed to compress bulky clothing or other squishable gear that lives inside your pack. Made from Ultra-Sil™ 30D CORDURA® Nylon fabric with an eVent® fabric base, the air can be rolled out but can't get back in. It's an ideal option for use inside a backpack during longer lightweight hikes, adventure travels, cycle touring and any activity where you need to maximize pack space by compressing your bulky items to one-third of their volume. It employs waterproof seams, a hypalon roll-top, non-wicking closure and is super lightweight.
Sea to Summit Ultra-Sil Compression Sack
$33.95 - $54.95
When you need to compress volume without significantly adding weight, the Ultra-Sil™ Compression Sack is an excellent solution. Made from a 30D diamond rip-stop siliconized CORDURA® fabric they can be compressed to one third of the original volume. Ideal for use inside your pack or travel bag when you need to compress clothing or bulky soft items to allow space for other essentials or fun holiday items.
Sea to Summit eVent Compression Dry Sack
$44.95 - $64.95
A completely new concept in compression dry bags - there is no valve. This innovation uses an air-permeable base made of eVent® waterproof fabric, which allows air to be pushed out of the sack, but won't allow water to get back in. Suitable to keep contents dry in any wet situation where the bag is not submerged.
Rab Ascent 900 Down Sleeping Bag (-18C/0F) - Men's
$351.99 $439.99 20% Off
The Ascent 900 is a versatile mid-weight, down-filled sleeping bag that provides reliable protection in winter conditions. Designed specifically for regular outdoor use, it is ideal for those buying their first down sleeping bag, and is perfect for the likes of the Norwegian winter.
Rab Silk Sleeping Bag Liner - Mummy
$63.99 $79.99 20% Off
Mummy shaped sleeping bag liner, designed to add comfort and protection to your bag, for use in technical sleeping bags.
NEMO Aya Down Sleeping Bag - Women's (-9C/15F)
$539.99
For Serious Ultralight Adventures The women’s Aya™ ultralight down mummy bag, with premium packable 800FP down and tailored, thermally-efficient patterning, is the new pinnacle bag for ultralight adventures. With careful attention to tailoring of each curve for efficiency and comfort, the contoured hood, shaped footbox, and body-mapped tapered core are designed for ideal fit with no wasted space. Premium 800 FP down is hydrophobic, PFC-free, and 100% Responsible Down Standard (RDS) certified for traceability and humane treatment throughout the supply chain. Other features include Thermo Gills™ provide temperature regulation, a waterproof/breathable footbox and hood to protect you head to toe from tent wall condensation, and a full-length YKK no-snag zipper. Pairs with the men's Kayu™.
NEMO Disco Down Sleeping Bag - Men's (-1C/30F)
$359.99 - $389.99
Plushest Spoon™ Shaped Bag on the Trail Seventy percent of people sleep on their side, yet mummy bags are not designed to accommodate this. Updated with new contours, Disco™ continues to reign as the ideal down backpacking bag for side-sleepers, offering the plushest comfort possible on the trail. The classic Spoon™ shape provides a generous cut at the elbows and knees so side sleepers can shift positions comfortably throughout the night, while still packing remarkably small. Premium 650FP hydrophobic, PFC-free, RDS Certified down ensures traceability throughout the supply chain. These 3-season backpacking bags are loaded with features, including Thermo Gills™ that help regulate temperature during the night, Blanket Fold™ that provides tucked-in comfort, and a waterproof/breathable footbox to withstand tent condensation. Left-sided zippers on Men’s and right-sided zippers on Women’s allow Disco™ to zip together for a double version of these favorite sleeping bags.
NEMO Fillo™ Elite Ultralight Backpacking Pillow
$59.99
The award-winning Fillo™ Elite backpacking pillow brings clever design to an often-overlooked piece of gear: the humble camp pillow. Fillo™ Elite is the ultralight version of our award-winning Fillo™. At a fraction of the weight (less than 3 oz) and packed size, it still offers impressive height and cushion despite its ethereal weight. We decided to bring clever design and luxurious attention to an often-overlooked piece of gear: the humble backpacking pillow, which is essential to a comfortable night’s sleep. We designed the Fillo™ Elite with a layer of 100% Post-Consumer Recycled Primaloft® insulation, combined with a 3” I-beam baffled air cell and an ultra-soft jersey cover. The result is a pillow that cradles your head nicely, yet packs down as small as a Kefir lime. And while the Fillo™ Elite is amazing for backpacking, it’s just as great for other adventures. You can bring it on an airplane, a long roadtrip, or use it as lumbar support, or keep it stashed in your pocket for an emergency nap.
NEMO Kayu Down Sleeping Bag - Men's (-1C/30F)
$459.99
For Serious Ultralight Adventures The men's Kayu™ ultralight down mummy bag, with premium packable 800FP down and aggressive, thermally-efficient patterning, is the new pinnacle bag for ultralight adventures. With careful attention to tailoring of each curve for efficiency and comfort, the contoured hood, shaped footbox, and body-mapped tapered core are designed for ideal fit with no excess or wasted space. Premium 800 FP down is hydrophobic, PFC-free, and 100% Responsible Down Standard (RDS) certified for traceability and humane treatment throughout the supply chain. Other features include Thermo Gills™ provide temperature regulation, a waterproof/breathable footbox and hood to protect you head to toe from tent wall condensation, and a full-length YKK no-snag zipper. Pairs with the women's Aya™.
NEMO Kayu Down Sleeping Bag - Men's (-9C/15F)
$539.99 - $569.99
For Serious Ultralight Adventures The men's Kayu™ ultralight down mummy bag, with premium packable 800FP down and aggressive, thermally-efficient patterning, is the new pinnacle bag for ultralight adventures. With careful attention to tailoring of each curve for efficiency and comfort, the contoured hood, shaped footbox, and body-mapped tapered core are designed for ideal fit with no excess or wasted space. Premium 800 FP down is hydrophobic, PFC-free, and 100% Responsible Down Standard (RDS) certified for traceability and humane treatment throughout the supply chain. Other features include Thermo Gills™ provide temperature regulation, a waterproof/breathable footbox and hood to protect you head to toe from tent wall condensation, and a full-length YKK no-snag zipper. Pairs with the women's Aya™.
NEMO Tango Down Comforter
$549.99
The popular NEMO Tango™ is luxury ultralight, merging the concept of a backcountry quilt with the shape of a rectangular bag, for a super-compressible, ultralight sleep solution that will keep you warm and comfy. The backless design shaves weight; the included pad slipcover is soft and washable; and the comforter is filled with 100% RDS certified 650 FP down. Tango™ is updated in 2019 with thoughtful features, sculpting and a compression stuff sack.
Marmot Angel Fire Down Sleeping Bag (-4C/25F)
$247.19 $308.99 20% Off
The 650-fill-power women's Angel Fire places insulation in areas of increased heat-loss, while its durable construction and high-quality down make it a reliable, all-purpose, three-season bag. Updated with Down Defender, this treatment offers an extra level of moisture protection for sleeping bags exposed to wet environments.
Marmot Angel Fire Down Sleeping Bag (-4C/25F) - Long - Women's
$255.19 $318.99 20% Off
The 650-fill-power women's Angel Fire places insulation in areas of increased heat-loss, while its durable construction and high-quality down make it a reliable, all-purpose, three-season bag. Updated with Down Defender, this treatment offers an extra level of moisture protection for sleeping bags exposed to wet environments.
Marmot Micron 40 Down Sleeping Bag (4C/40F) - Long
$183.19 $228.99 20% Off
Stay warm and cozy on your summertime adventure in the Micron 40. This summer bag is filled with water-resistant 650-fill-power goose down and has the ability to zip open and convert to a flat blanket with its full-length wrap-around zipper. Lightweight and durable, this easy-to-pack bag has an internal stash pocket.
Marmot Nanowave 25 Sleeping Bag (-4C/25F) - Long
$111.19 $138.99 20% Off
When space and weight are at a premium (think biking trips, kayak treks, and epic backpacking), you want a super packable, stuffable sleeping bag that'll fit into sterns, bike panniers, and bags. You need the lightweight, PFC-free, mummy-style NanoWave 25 Sleeping Bag to keep you comfortable around 25°F. Synthetic SpiraFil High Loft Insulation will keep you warm even when things get wet. The full-length zipper wraps around the footbox for easy ventilation. A snagless draft tube prevent air from sneaking in and fabric from catching.
Marmot Nanowave 35 Sleeping Bag (2C/35F)
$95.19 $118.99 20% Off
When space and weight are at a premium (think biking trips, kayak treks, and epic backpacking), you want a super packable, stuffable sleeping bag that'll fit into sterns, bike panniers, and bags. You need the lightweight, PFC-free, mummy-style NanoWave 35 Sleeping Bag to keep you comfortable around 35°F. Synthetic SpiraFil High Loft Insulation will keep you warm even when things get wet. The full-length zipper wraps around the footbox for easy ventilation. A snagless draft tube prevent air from sneaking in and fabric from catching.
Marmot Nanowave 45 Sleeping Bag (7C/45F)
$87.19 $108.99 20% Off
When space and weight are at a premium (think biking trips, kayak treks, and epic backpacking), you want a super packable, stuffable sleeping bag that'll fit into sterns, bike panniers, and bags. You need the lightweight, PFC-free, mummy-style NanoWave 45 Sleeping Bag to keep you comfortable around 45°F. Synthetic SpiraFil High Loft Insulation will keep you warm even when things get wet. The full-length zipper wraps around the footbox for easy ventilation. A snagless draft tube prevent air from sneaking in and fabric from catching.
Marmot Nanowave 45 Sleeping Bag (7C/45F) - Long
$95.19 $118.99 20% Off
When space and weight are at a premium (think biking trips, kayak treks, and epic backpacking), you want a super packable, stuffable sleeping bag that'll fit into sterns, bike panniers, and bags. You need the lightweight, PFC-free, mummy-style NanoWave 45 Sleeping Bag to keep you comfortable around 45°F. Synthetic SpiraFil High Loft Insulation will keep you warm even when things get wet. The full-length zipper wraps around the footbox for easy ventilation. A snagless draft tube prevent air from sneaking in and fabric from catching.
Marmot Nanowave 50 Semi Rec Sleeping Bag (10C/50F)
$79.19 $98.99 20% Off
When space and weight are at a premium (think biking trips, kayak treks, and epic backpacking), you want a super packable, stuffable sleeping bag that'll fit into sterns, bike panniers, and bags. You need the lightweight, PFC-free, mummy-style NanoWave Semi Rec 55 Sleeping Bag to keep you comfortable around 55°F. Synthetic SpiraFil High Loft Insulation will keep you warm even when things get wet. The full-length zipper wraps around the footbox for easy ventilation. A snagless draft tube prevent air from sneaking in and fabric from catching.
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