Synthetic Sleeping Bags

Bestseller No. 1
Marmot Trestles 15 Cold-Weather Mummy Sleeping Bag, 15-Degree Rating
22 Reviews
Marmot Trestles 15 Cold-Weather Mummy Sleeping Bag, 15-Degree Rating
  • Mummy-style 15-degree sleeping bag for backpacking, camping, and other outdoor activities
  • Maximum warmth/durable SpiraFil high-loft insulation; EN rated as comfortable for men at a lower limit of 15 degrees Fahrenheit
  • Anatomically shaped footbox for more wiggle room and less heat buildup
  • Weight: 3 lbs. 6.1 oz; Pack Volume: 854.3ci (14 liters); interior length: 85"
SaleBestseller No. 2
Kelty Tuck 22 Degree Sleeping Bag - Regular
179 Reviews
Kelty Tuck 22 Degree Sleeping Bag - Regular
  • The perfect blend of warmth and compressibility. ThermaPro is a fiber blend engineered to retain warmth & provide superior packability. A synthetic backpacking bag with enough comfort features, it will quickly become your go-to camping necessity
  • Comfort Tuck: Easily pull one or both feet out on warmer nights, or keep it zipped tight for toasty toes when the temperature drops
  • Thermal-comfort hood and natural fit footbox, Zipper draft tube with antisnag design
  • 75D Polyester Taffeta Shell + 75D Polyester Taffeta Liner + ThermaPro Insulation + Comfort-Tuck Zipper System
Bestseller No. 3
Marmot Trestles 30 Mummy Sleeping Bag, 30-Degree Rating
16 Reviews
Marmot Trestles 30 Mummy Sleeping Bag, 30-Degree Rating
  • Mummy-style 30-degree sleeping bag for backpacking and other outdoor activities; featuring SpiraFil high-loft insulation for maximum warmth and durability
  • EN tested to provide a comfortable night's sleep at temperatures as low as 30°F
  • Anatomically shaped footbox for more wiggle room and less heat buildup
  • Weight: 3 lbs., 1 oz.; pack volume: 640.7ci (10.5 liters)
Bestseller No. 4
Marmot Trestles 15 Women's Cold-Weather Mummy Sleeping Bag, 15-Degree Rating
7 Reviews
Marmot Trestles 15 Women's Cold-Weather Mummy Sleeping Bag, 15-Degree Rating
  • Women's mummy-style 15-degree sleeping bag for backpacking and other outdoor activities; featuring SpiraFil high-loft insulation for maximum warmth and durability
  • Female-specific fit; extra insulation in key areas; EN tested to provide a comfortable night's sleep at temperatures as low as 15°F
  • Anatomically shaped footbox for more wiggle room and less heat buildup
  • Weight: 4 lbs., 8 oz.; pack volume: 762.8ci (12.5 liters)
SaleBestseller No. 5
Hyke & Byke Goose Down Sleeping Bag for Backpacking – Eolus 0 Degree F 800 Fill Power Ultralight 4 Season Men’s and Women’s Lightweight Mummy Bags for Cold Weather
104 Reviews
Hyke & Byke Goose Down Sleeping Bag for Backpacking – Eolus 0 Degree F 800 Fill Power Ultralight 4 Season Men’s and Women’s Lightweight Mummy Bags for Cold Weather
  • SAVE SPACE and SHAVE WEIGHT with ultralight premium quality 800 fill power goose down filling (superior to synthetic) - nature's best light insulator with the highest warmth-to-weight ratio to beat the cold outdoor winter weather.
  • STAY WARM as a result of goose down insulation capabilities and waterproof fabrics - the microscopic air clusters found in down feathers creates "loft" that traps heat and keeps you warm for cold weather camping.
  • HIKE FARTHER with the LIGHTEST MUMMY DOWN SLEEPING BAG available (summit any mountain or camp by the summer sea with these compact bags and have room for carrying your favorite fleece blanket or silk liner, goose filled pillow, and pad. Weighs ONLY 2.87 lbs. for size Regular and 3.1 lbs. for size Long) for this quality at the price. Compare to other big brand names to see the price difference we achieve through direct-to-consumer sales.
  • LONG LASTING DURABILITY from ultralight water repellent 400T 20 D ripstop nylon fabric liner with two YKK zippers, wide shoulders and large footbox, snag-free velcro, drawstring, vertical baffles, and compression stuff sack case for storage included. Comes in size Short, Regular or Long (Tall / XL).
Bestseller No. 6
Nemo Viola 20 Reg (Twilight/Aurora)
1 Reviews
Nemo Viola 20 Reg (Twilight/Aurora)
  • 3-season sleeping bag
  • Thermo Gills unzip for airflow
  • Stratofiber Synthetic fill
  • Blanket fold
Bestseller No. 7
TETON Sports Altos-S +20ºF Ultralight Synthetic Mummy; 20 Degree Sleeping Bag Perfect for Backpacking, Hiking, and Camping; 3 Season Mummy Bag; Free Stuff Sack Included; Burnt Orange
31 Reviews
TETON Sports Altos-S +20ºF Ultralight Synthetic Mummy; 20 Degree Sleeping Bag Perfect for Backpacking, Hiking, and Camping; 3 Season Mummy Bag; Free Stuff Sack Included; Burnt Orange
  • COMFORTABLE MUMMY BAG: Filled with down-like Spectrum S natural fibers to keep you warm; Lightweight mummy bag with more shoulder and leg room; Built-out footbox provides more room for your feet
  • TOUGH, DURABLE MUMMY BAG: Tear-resistant shell for rugged conditions; Soft nylon liner keeps you warm and comfortable
  • NEVER ROLL YOUR SLEEPING BAG AGAIN: Includes a durable stuff sack for stuffing your sleeping bag; Start at the bottom and stuff the bag in; Tighten the heavy-duty straps for ultimate compressibility
  • SLEEP WARM: Designed with you in mind; As you know you'll sleep warmer if you use a camp pad, wear a hat and socks, stay hydrated, and fluff your sleeping bag before you go to bed to restore its loft
Bestseller No. 9
Big Agnes Elk Park -20F Synthetic Sleeping Bag
4 Reviews
Big Agnes Elk Park -20F Synthetic Sleeping Bag
  • Park bags' unique quilt-like construction turns your bag into a backcountry bed without adding bulk
Bestseller No. 10
Hyke & Byke Down Sleeping Bag for Backpacking – Snowmass 0 Degree F Ultralight, Ultra Compact Down Filled 4 Season Men's and Women's Lightweight Mummy Bags
202 Reviews
Hyke & Byke Down Sleeping Bag for Backpacking – Snowmass 0 Degree F Ultralight, Ultra Compact Down Filled 4 Season Men's and Women's Lightweight Mummy Bags
  • SAVE SPACE and SHAVE WEIGHT with ultralight premium quality duck down filling (superior to synthetic) - nature's best light insulator with the highest warmth-to-weight ratio to beat the cold outdoor winter weather. Buy now and have zero regrets.
  • STAY WARM as a result of duck down insulation capabilities and waterproof fabrics - the microscopic air clusters found in down feathers creates "loft" that traps heat and keeps you warm from 10 to 40 degrees.
  • HIKE FARTHER with the LIGHTEST MUMMY DOWN SLEEPING BAG available (Short: 3.69 lbs., Regular: 3.87 lbs. & Long: 4.05 lbs.) for this quality at the price. Compare to other major brand names to see the price difference we achieve through direct-to-consumer sales. Summit any mountain or camp by the summer sea with these compact bags and have room for carrying your favorite fleece blanket or silk liner, goose filled pillow, and pad.
  • LONG LASTING DURABILITY from ultralight water repellent 400T 20 D ripstop nylon fabric liner with double large YKK zippers and anti-snag slider, wide shoulders and large footbox, snag-free velcro, drawstring, horizontal baffles, and compression stuff sack case for storage included. Comes in size Short (Individuals up to 5'6"), Regular (Individuals up to 6'), and Long/Tall/XL (Individuals up to 6'6"). Equipped for the trailhead, from the Alps to Everest.
SaleBestseller No. 11
Outdoorsman Lab Mummy Sleeping Bag- 29F Ultralight for Backpacking, Camping, Hiking, Travel- 3 Season Lightweight Compact Bag with Compression Sack …
181 Reviews
Outdoorsman Lab Mummy Sleeping Bag- 29F Ultralight for Backpacking, Camping, Hiking, Travel- 3 Season Lightweight Compact Bag with Compression Sack …
  • PERFECT BACKPACKING SLEEPING BAG- Ultralight at 3 lbs. Packs down small, easy to carry and clean (MACHINE WASHABLE). Water-resistant diamond ripstop shell protects you again moisture and wear and tear even at extreme weather. Backed by lifetime warranty!
  • GET THE BEST NIGHTS OF SLEEP ON YOUR ADVENTURES - EN13537 rated- comfort rating of 38F-42F and lower comfort limit of 29F-32F. Add an extra fleece for another 10° -15° of comfort. Full-length zipper baffle and draft tubes reduces drafts. High loft synthetic filling and breathable, soft lining to keep you SUPER comfortable. Drawstring hood covers your face and head to keep warm. Don't believer other temperature rating claims without proper testing.
  • ROOMY & BETTER TEMPERATURE CONTROL - at 87" x 32" x 22", this great sleeping bag fits most body types up to 6'3". Specially designed 3D foot box with zipper let you stick your feet out for better comfort and control.
  • UNIQUE FEATURES FOR A BETTER NIGHT OF SLEEP - Includes back straps so you won't roll off your sleeping pad, integrated pillowcase so you can sleep better, inner pocket with zipper so you can keep your valuable safe. Make it a double with 2 sleeping bags (different color) so you can stay close to your partner or kids.
Bestseller No. 12
Big Agnes Encampment 15 (Insotect Hot Stream) 15 Degree Rectangular Synthetic Sleeping Bag, Red / Gray, Wide Long Left
6 Reviews
Big Agnes Encampment 15 (Insotect Hot Stream) 15 Degree Rectangular Synthetic Sleeping Bag, Red / Gray, Wide Long Left
  • Design improves connection between pad sleeve and bag providing a roomier sleeping space without adding bulk space without adding bulk
  • Sculpted contour allows the bag to drape around you, increasing insulation performance
  • Free Range Hood design - gives you the freedom to lift your head while snuggled in the hood
  • Low profile cordlock lets you un-cinch the hood with one hand
Bestseller No. 13
Nemo Steelhead 20-Degree Synthetic Mummy Bag, Stalker, Long
  • DESIGNED FOR THE FIELD - Made for hunters and anglers, the Steelhead handles cold, wet conditions like a champ; Adjustable Thermo Gills vent body heat without letting cold air in; Rated to 20F / -7C
  • SLEEP LIKE A HUMAN - Unlike traditional mummy bags that restrict movement, the Steelhead's stretch stitching at the knees adds enough volume to accommodate side sleeping
  • SUPERIOR WARMTH - An oversized draft collar traps body heat and creates a thermally efficient seal; Waterproof yet breathable footbox keeps feet warm and dry till morning
  • INNOVATIVE INSULATION - Premium synthetic Stratofiber fill provides the most reliable moisture-resistant warmth in foul weather without loads of excess volume
SaleBestseller No. 14
Outdoor Vitals OV-Light 20°F Ultralight Mummy Sleeping Bag for Backpacking, Lightweight and Compact for Hiking and Camping, Premium Down Like Insulation, (Red, Regular)
7 Reviews
Outdoor Vitals OV-Light 20°F Ultralight Mummy Sleeping Bag for Backpacking, Lightweight and Compact for Hiking and Camping, Premium Down Like Insulation, (Red, Regular)
  • ►SLEEP WARMER - NEW STORMLIGHT INSULATION: Introduced in June 2017, our StormLIGHT microfiber insulation will keep you warmer than ever. Tested to be 2x warmer than standard insulation and waterproof (water can't penetrate it unless forced) this bag will keep you protected against the elements!
  • ►LIGHTWEIGHT & EASY TO PACK: Ultralight fabrics mixed with StormLIGHT insulation allows us to cut pounds of weight off the mummy sleeping bag making it great for hiking and backpacking! The microfiber property of the insulation also allows it to compress 2-3x smaller than standard insulation, much like a down sleeping bag!
  • ►ZIP TOGETHER FOR DOUBLE SLEEPING BAG: Red and green models have opposite side zippers and can be zipped together for added warmth or comfort!
  • ►DURABLE & WASHABLE: Tough rip-stop fabrics strengthen this ultralight sleeping bag making it better able to handle the unknowns of adventure! If it does get dirty, StormLIGHT insulation is fully washable!
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