10 Best Synthetic Sleeping Bag of December 2025

• ✅ EXTREMELY COMFORTABLE SLEEPING BAG!! MalloMe sleeping bags are designed to provide much needed rest after a full day of outdoor activities. It is made so that no matter how hard and rough the ground is, your sleeping bag will always be comfortable.
• ✅ GREAT FOR ALL SEASONS – These sleeping bags are designed so that it will keep you warm and safe even in near-freezing temperatures. The sleep bags also have a waterproof, weather-resistant design to keep you warm even in wet weather conditions and prevent you from getting damp - this is attained through our double-layer technology, our hexagon shaped fabric, and our S-shaped stitching.
• ✅ EASY TO CARRY AND CLEAN! – The MalloMe sleeping bag can easily be wiped clean or machine washed making it versatile and convenient. Each sleeping bag comes with a compression sack with straps, allowing for super convenient storage and easy carry maneuverability
• ✅ DURABLE, LIGHTWEIGHT AND SKIN FRIENDLY- The highest grade 100% polyester material is used to ensure the bag is lightweight, durable, and easily portable. No more lugging around excessive weight in your backpack. The material is also gentle and soft on your skin.
• ✅ 100% SATISFACTION GUARANTEE Our sleeping bags are the absolute best and a must have for outdoor camping gear. We provide the best customer experience possible. In case anything goes wrong, be sure we will respond to your concern within 24 hours.

MalloMe

• 【Ultra Comfort & Durable】Outer material: Nylon (Waterproof and Durable), Lining:100% Polyester (Breathable and skin-friendly), Premium TC Cotton keeps the temperature from 55 to 60℉ and provides a ultra-comfort sleep environment to people.
• 【Professional Design】The sleeping bag is waterproof and weatherproof. And the smooth zip closure makes it more convenient. Our sleeping bag measures 83"L x 30"W, the size fits for most people. It can accommodate an adult or two children.
• 【Compact & Lightweight Easy To Carry】Unlike down sleeping bags, Our envelope sleeping bag is easy to roll up into the carrying sack and it can be compressed down to just 11" in height and 1.7lbs in weight. It's ideal for backpacking enthusiasts.
• 【MULTIPURPOSE VERSATILITY】You can use our warm weather sleeping bag without sleeping bag liner in multiple weather conditions. It's a perfect sleeping bag for Outdoor camping trips, Boy Scouts or mountain hiking，also works as camping comforter.
• 【FULL YEAR WARRANTY】If you have any quality problems, please send us an email and we will reply within 24 hours.

ECOOPRO

• FOR THE LOVE OF COMFORT: The innovative fill packs down without sacrificing performance; Roomy footbox; Zipper draft tube; Soft liner provides a comfortable night's sleep
• NEVER ROLL YOUR SLEEPING BAG AGAIN: TETON provides a great compression sack for stuffing your sleeping bag; Start at the bottom and stuff the bag in, then tighten the heavy-duty straps
• LIGHTWEIGHT AND LOFTY: Lightweight for backpacking, hiking, and camping; Innovative microfiber insulation offers more loft and first-rate compressibility without sacrificing performance
• SLEEP WARM: Fluff your sleeping bag and use an insulated camp pad to sleep warmer; Hang loops for long-term storage
• TETON SPORTS PROMISE: Reach out to our AMAZING product support team if you have any questions or concerns; YOU CAN COUNT ON US to get you taken care of and back OUTDOORS with TETON Sports

TETON Sports

• For camping in temperatures between 40°F and 60°F. The warm weather bag fits heights up to 5 ft. 11 in
• 3 lb. of ThermoTech insulation
• Polyester cover with soft tricot fiber blend liner
• ComfortCuff surrounds your face with softness
• Roll Control fasteners lock bag in place for easier rolling
• Fiberlock prevents insulation from shifting, increasing durability
• Thermolock draft tube reduces heat loss through the zipper, keeping you warmer
• ZipperGlide tailoring allows smooth zipper operation around corners
• QuickCord no-tie closure keeps bag cinched tight
• Machine washable

Coleman

• 1.FEEL THE DIFFERENCE - Farland Super Comfortable Sleeping Bags are designed to ensure that after a tiring day of trekking, hiking, travel or any other exploration you can get a good and relaxing night's sleep.Roll Control Design makes folding quick and easy ,Zip two together for double the room.
• 2.DESIGNED FOR COOL/COLD WEATHER – Our sleeping bags are designed for 20-62℉/-7-17℃. Moreover, these bags also have a waterproof, weather-resistant design to keep you warm even in extreme conditions and prevent you from any dampness - this is achieved through double-filled technology.
• 3.SIZE - Envelope-Shape Sleeping Bag measures 29.5 by 86.6 inches (W x D), Mummy-Shape Sleeping Bag measures 33.5 by 86.6 inches (W x D),and comfortably fits most campers up to five feet, 11 inches tall.
• 4.Material - Outer Cover Material:290T Nylon,Waterproof and Breathable Fabrics;Lining Material:Polyester Pongee;Fill-Material: Polyester Fibre.its lightweight & compact design which is convenient to carry along for any outdoor adventures, and its ability to withstand extreme weather conditions – certainly the best sleeping bag for adventures
• 5.100% RISK-FREE SATISFACTION GUARANTEE – We also offer you 100% Risk-Free Satisfaction Guarantee to let you buy with confidence. However, we are quite sure that you will be super impressed with its ability to keep you warm in winter.

FARLAND

• STEP UP YOUR COMFORT: This roomy bag provides more shoulder and leg room; Built-out footbox provides more room for your feet; Breathable and warm
• STEP UP YOUR WARMTH: Lofty, lightweight, and highly compressible; Enjoy the unrivaled warmth of this water-resistant sleeping bag that you can take anywhere
• STEP UP YOUR ADVENTURE: You can take this mummy sleeping bag anywhere; From backyard to backcountry, this is the bag you need to have a worry-free adventure
• NEVER ROLL YOUR SLEEPING BAG AGAIN: TETON provides a great compression sack for stuffing your sleeping bag; Start at the bottom and stuff the bag in, then tighten the heavy-duty straps
• TETON SPORTS PROMISE: Reach out to our AMAZING product support team if you have any questions or concerns; YOU CAN COUNT ON US to get you taken care of and back OUTDOORS with TETON Sports

TETON Sports

• Mummy-style adult sleeping bag for camping in temperatures as low as 0 degrees Fahrenheit
• Can accommodate most people up to 6 feet 2 inches in height
• Semi-sculpted hood tightens with a drawstring to seal in heat; Unzip the bottom for extra ventilation on warmer nights
• Quilting construction, insulated footbox, and Thermolock draft tube for warmth and heat retention
• ZipPlow system plows away fabric to prevent snagging during zipping

Coleman

• The perfect blend of warmth and compressibility. Thermatron is a fiber blend engineered to retain warmth & provide superior pack ability. 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 footboy, Zipper draft tube with antismog design
• 75D Polyester Taffeta Shell + 75D Polyester Taffeta Liner + Thermatron Insulation + Comfort-Tuck Zipper System
• Media-integrated storage pocket + Offset quilt construction + Zipper draft tube with anti-snag design
• Regular: Fits to 6 ft. Long: Fits to 6ft 6in

Kelty

Hyke & Byke

• ►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!
• ►LIMITED LIFETIME WARRANTY: Here at Outdoor Vitals we want our customers to get the quality products they deserve without any hassle. We guarantee our products from any defects in craftsmanship. If you have any concerns, just reach out to us directly!

Outdoor Vitals