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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
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 Flame II Down Sleeping Bag - Womens (+2/35F)
$489.00 - $519.00
The Flame™ Ultralight Women's Sleeping Bag Series spans everything from an ultralight down-filled liner to a mid-winter fast-and-light sleeping bag. Each model uses premium materials and no-frills design to provide cutting-edge performance for the designed end-use. The women’s specific mummy fit is narrower at the shoulder and wider at the hip, and features extra down compared to the unisex Spark models. The wider mummy shape between hips and knees allows you to sleep in a natural position without compressing the down insulation and creating cold spots. The bags shorter overall length and narrow shoulder girth helps reduce dead spaces and increase thermal efficiency Bag Fill - 850+FP RDS Goose Down Bag Weight - 505g (Regular size)
Sea to Summit Flame III Down Sleeping Bag - Womens (-4C/25F)
$618.95 - $649.00
The Flame™ Ultralight Women's Sleeping Bag Series spans everything from an ultralight down-filled liner to a mid-winter fast-and-light sleeping bag. Each model uses premium materials and no-frills design to provide cutting-edge performance for the designed end-use. The women’s specific mummy fit is narrower at the shoulder and wider at the hip, and features extra down compared to the unisex Spark models. The wider mummy shape between hips and knees allows you to sleep in a natural position without compressing the down insulation and creating cold spots. The bags shorter overall length and narrow shoulder girth helps reduce dead spaces and increase thermal efficiency Bag Fill - 850+FP RDS Goose Down Bag Weight - 665g (Regular size)
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 Spark I Down Sleeping Bag (+5C/40F)
$399.00 - $419.00
The Spark™ Ultralight Mummy Sleeping Bag Series spans everything from an ultralight down-filled liner to a mid-winter fast-and-light sleeping bag. Each model uses premium materials and no-frills design to provide cutting-edge performance for the designed end-use. Ultralight does not mean ultra-tight: The Spark mummy sleeping bags are snug but still have adequate girth for the performance-oriented backcountry user. Fill - 850+ Fill Power Ultra Dry RDS Goose Down Weight - 340g (regular size)
Sea to Summit Spark II Down Sleeping Bag (-2C/28F)
$489.00
The Spark™ Ultralight Mummy Sleeping Bag Series spans everything from an ultralight down-filled liner to a mid-winter fast-and-light sleeping bag. Each model uses premium materials and no-frills design to provide cutting-edge performance for the designed end-use. Ultralight does not mean ultra-tight: The Spark mummy sleeping bags are snug but still have adequate girth for the performance-oriented backcountry user. Fill - 850+ Fill Power Ultra Dry RDS Goose Down Weight - 490g (regular size)
Sea to Summit Spark III Down Sleeping Bag (-8C/18F)
$649.00
The Spark™ Ultralight Mummy Sleeping Bag Series spans everything from an ultralight down-filled liner to a mid-winter fast-and-light sleeping bag. Each model uses premium materials and no-frills design to provide cutting-edge performance for the designed end-use. Ultralight does not mean ultra-tight: The Spark mummy sleeping bags are snug but still have adequate girth for the performance-oriented backcountry user. Bag Fill : 850+ Fill Power Ultra Dry RDS Goose Down Bag Weight : 665g
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 (+14C)
$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 Trek I Down Sleeping Bag (-1C/30F)
$339.00 - $369.00
The Trek™ down sleeping bag brings the comfort of a tapered-rectangular mummy shape and the versatility of a dual-zip ventilation system to wherever your travels may take you. The full-length side zipper and secondary foot box zipper allow you to increase ventilation or open the Trek completely flat to use a comforter or quilt, and the quality down will keep you warm and snug on chilly nights. The broader mummy cut gives you room to move inside the bag, regardless of the sleeping position you may adopt. A Regular Wide model is available for those who really appreciate extra girth. Light and compact, the Trek might just become your favorite trekking / backpacking / travel / camping down sleeping bag. Bag Fill : 650+ FP Ultra Dry RDS Down Bag Weight : 760g (Regular Size)
Sea to Summit Trek II Down Sleeping Bag (-8C/18F)
$389.00 - $449.00
The Trek™ down sleeping bag brings the comfort of a tapered-rectangular mummy shape and the versatility of a dual-zip ventilation system to wherever your travels may take you. The full-length side zipper and secondary foot box zipper allow you to increase ventilation or open the Trek completely flat like a comforter, and the quality down will keep you warm and snug on chilly nights. The broader mummy cut gives you room to move inside the bag, regardless of the sleeping position you may adopt. A Regular Wide model is available for those who really appreciate extra girth. Light and compact, the Trek might just become your favorite trekking / backpacking / travel / camping down sleeping bag. Bag Fill : 650+ FP Ultra Dry RDS Down Bag Weight : 980g (Regular size)
Sea to Summit Ultra-Sil Compression Dry Sack
$34.95
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
$49.95 - $54.95
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 Andes 1000 Down Sleeping Bag (-27C/-17F)
$949.95
The Andes 1000 offers similar warmth to the Expedition range, in a more performance orientated shape, maximising warmth-to-weight and reducing pack size. With 1000g of high quality 800FP ethically sourced European Goose Down, the Andes 1000 is designed for use up to 8000m altitude or on exposed belays, in temperatures as low as -27°C. Styled in a ’mummy shape’ to reduce pack size, the Andes 1000 uses a combination of high quality Pertex® inner and outer fabrics to provide increased durability and windproof. Key features include longitudinal foot baffles to minimise down migration, chest baffles with internal Flowgate® technology and anti-snag webbing tape throughout. The Andes range of sleeping bags are hand-filled in Derbyshire, UK. Bag Fill : 800FP ethically sourced European Goose Down Bag Weight : 1605g (Regular Size)
Rab Andes 800 Down Sleeping Bag (-22C/-8F)
$824.95
The Andes 800 offers similar warmth to the Expedition range, in a more performance orientated shape, maximising warmth-to-weight and reducing pack size. With 800g of high quality 800FP ethically sourced European Goose Down, the Andes 800 is designed for use up to 8000m altitude or on exposed belays, in temperatures as low as -22°C. Styled in a ’mummy shape’ to reduce pack size, the Andes 800 uses a combination of high quality Pertex® inner and outer fabrics to provide increased durability and windproof. Key features include longitudinal foot baffles to minimise down migration, chest baffles with internal Flowgate® technology and anti-snag webbing tape throughout. The Andes range of sleeping bags are hand-filled in Derbyshire, UK.
Rab Ascent 700 Down Sleeping Bag (-8.5C/17F)
$399.95
The Ascent 700 is a versatile mid-weight, down-filled sleeping bag that provides reliable protection over three seasons. Designed specifically for regular camping, backpacking and general mountain use, it is ideal for those buying their first down sleeping bag, and is perfect for the likes of cold bivis and Scottish winter. The Ascent 700 is a hard-wearing high performing sleeping bag you can depend on for comfort and protection over three seasons. Ideal for general purpose outdoor use, from bothy to bivvy, the Ascent range equips you for regular mountain adventures. Durable, tough, and reliably warm, the Ascent is especially suitable for those wanting to invest in their first down sleeping bag. Offering excellent value for the feature set, which is similar to that of the more technical Rab bags, this hard working piece provides protection and comfort on the hill, trail, or peak. Using a highly durable Pertex® Quantum outer fabric, the Ascent 700 sleeping bag is filled with 700g of 650FP ethically sourced European Duck Down. The generous wide mummy fit and wide foot box provide extended comfort and a spacious feel that is still secure and warm. The close fitting neck baffle design, internal collar and hood drawcord provide additional protection to keep you cosy when temperatures drop. Featuring a three-quarter length YKK main zip with glow in the dark puller, a plush bonded zip guard also excludes draughts. Practicalities are taken care of with an internal zipped stash pocket stuff pocket that easily fits phone and other essentials. The Ascent 700 comes with cotton storage sack and compression stuff sack to ensure a manageable packsize and protection on the road. As with all Rab down insulated bags, it is hand filled in Derbyshire using Hydrophobic Down developed in conjunction with Nikwax®. Also available in Women's size, and Extra Long. Bag Fill : 650FP ethically sourced European Duck Down Bag Weight : 1290g (Regular Size)
Rab Ascent 700 Down Sleeping Bag (-8.5C/17F) - Womens
$399.95
The Ascent 700 is a versatile mid-weight, down-filled sleeping bag that provides reliable protection over three seasons. Designed specifically for regular camping, backpacking and general mountain use, it is ideal for those buying their first down sleeping bag, and is perfect for the likes of cold bivis and Scottish winter. The Ascent 700 is a hard-wearing high performing sleeping bag you can depend on for comfort and protection over three seasons. Ideal for general purpose outdoor use, from bothy to bivvy, the Ascent range equips you for regular mountain adventures. Durable, tough, and reliably warm, the Ascent is especially suitable for those wanting to invest in their first down sleeping bag. Offering excellent value for the feature set, which is similar to that of the more technical Rab bags, this hard working piece provides protection and comfort on the hill, trail, or peak. Using a highly durable Pertex® Quantum outer fabric, the Ascent 700 sleeping bag is filled with 700g of 650FP ethically sourced European Duck Down. The generous wide mummy fit and wide foot box provide extended comfort and a spacious feel that is still secure and warm. The close fitting neck baffle design, internal collar and hood drawcord provide additional protection to keep you cosy when temperatures drop. Featuring a three-quarter length YKK main zip with glow in the dark puller, a plush bonded zip guard also excludes draughts. Practicalities are taken care of with an internal zipped stash pocket stuff pocket that easily fits phone and other essentials. The Ascent 700 comes with cotton storage sack and compression stuff sack to ensure a manageable packsize and protection on the road. As with all Rab down insulated bags, it is hand filled in Derbyshire using Hydrophobic Down developed in conjunction with Nikwax®. Also available in Women's size, and Extra Long.
Rab Ascent 900 Down Sleeping Bag (-18C/0F) - Men's
$439.95
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 Neutrino 600 Down Sleeping Bag (-12C/10F)
$549.99
Intended for situations where warmth-to-weight is a primary concern, the Neutrino 600 is well suited to alpine climbing and cold conditions. The Neutrino range comprises lightweight, minimalist down-filled sleeping bags. Refined to maximum warmth without increasing weight, the updated design has chevron shaped baffles to ensure the down is held over the centre of the body and prevents down migration while the trapezoidal chambers eliminate cold spots. Perfect for long multiday trips in cold conditions, the Neutrino 600 is hand filled in Derbyshire and contains the highest quality 800FP ethically sourced European Goose Down. It is made using the lightweight, yet durable Pertex® Quantum - this allows the bag to have an impressively small pack size but quickly loft for instant warmth. The ‘mummy taper’ shape and angled footbox keep overall weight low without compromising on warmth or comfort and still allow for movement. The Neutrino 600 has an ergonomically designed, close-fitting internal collar with a hood drawcord, as well as a 3/4 length YKK anti-snag zip with an insulating draft tube to keep out the cold. Other features include a handy internal stash pocket, dry bag compression stuff sack for transport and cotton sack for storage. Bag Fill : 800FP R.D.S. Certified European Goose Down Bag Weight : 998g (Regular size)
NEMO Forte Synthetic Sleeping Bag (-9C/15F) - Women's
$279.95
Synthetic Plushness for Side Sleeping in the Backcountry Seventy percent of people sleep on their side, yet mummy bags are not designed to accommodate this. Forte™ has been updated with Primaloft’s, lightweight, ultra-lofty and supremely resilient RISE insulation featuring 80% post-consumer recycled content. Forte’s classic Spoon™ shape provides a generous cut at the elbows and knees so side sleepers can shift positions comfortably throughout the night. 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, an integrated pillow pocket, and a waterproof/breathable footbox to withstand tent condensation. Left-sided zippers on Men’s and right-sided zippers on Women’s allow Forte™ to zip together for a double version of these favorite synthetic sleeping bags.
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