10 Best Ultralight Sleeping Bag of December 2025

• 【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

• The Kelty Cosmic 20 Degree sleeping bag is ideal for 3-season backpacking and camping. Water-resistant down insulation and an array of features make this sleeping bag a great combination of value and comfort.
• This sleeping bag is insulated with 600-fill DriDown. Renowned for efficiency in retaining heat and compressible properties, down has an incredibly soft, comfortable feel, and continues to provide the best warmth-to-weight ratio of any insulation.
• Employing a unique, innovative polymer application, DriDown actually creates a hydrophobic finish on each individual plume of down. This treatment results in insulation that stays dry longer and dries faster.
• A draft tube behind the 60" two-way locking anti-snag zipper and an insulated hood enhance the thermal efficiency of the Cosmic 20 Degree bag.
• A polyester taffeta liner provides internal comfort. Other features include a small pocket to keep electronics handy and a naturally-shaped foot box.

Kelty

• ➤BEST QUALITY MADE - Made with best quality 15D/400T nylon material, strong comfortable & water proof. Filled by best quality 800 fill power pure white goose down. ZIPPERS: YKK.
• ➤LIGHTEST DOWN SLEEPING BAG - Weight only 1.28lbs(regular long)/1.30lbs(extra long)/1.74lbs(extra large). The lightest down sleep bag ever on Amazon even in the world. If you think your sleeping bag is too large or too heavy on your backpacking adventures, you will not be disappointed to take a try. Design to save space & weight in your backpack.
• ➤MOST COMPACT - This sleeping bag has 3 size: Regular(74.80"L X 28.35"W)/Extra Long(80.71"L X 28.35"W)/Extra Large(78.74"L X 31.50"W); Both can be compressed to carry bag, size only 4.5 inches dia x 10 inches length, small enough to fit into backpack, easy to carry.
• ➤WARM ENOUGH - Naturehike choose the best 800 fill power white goose-down among the best keep-warm material goose down in nature, lightweight but warm enough. Recommend sleep zone:23℉ to 32℉.
• ➤MULTI USE - This is not only a high quality goose down sleeping bag, when unzip it, it can also be used as a perfect large power down blanket or mat for indoor outdoor use. If you would like to sleep together with your lover, 2 sleeping bags can be jointed together as a two person sleeping bag.

Naturehike

• LIGHTWEIGHT AND WARM: Tired of your feet getting cold? This is the sleeping bag for you; Designed with added insulation in the footbox; Exceptionally warm and lightweight for backpacking
• COMFORTABLE: Three-piece hood pulls in tightly around your face to keep your whole head warm; Foot box provides more room for your feet; Full-length zipper draft tube keeps the warm air in
• 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
• SLEEP WARM: EN rated sleeping bag; Extreme -8F (-22C), Limit 23F (-5C), Comfort 34F (1C); Fluff your sleeping bag and use a camp pad to sleep warmer; Hang loops for long-term storage to maintain maximum loft
• 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

• Ultralight Sleeping Bag and Easy Packing -- Compact and lightweight sleeping bag, its weight just 2 pound, so you can put into or hang on your backpack. After using, it also can be packed easily, fold in half and roll it up to your compression sack.
• Sleeping Bag for Kids and Teens -- This sleeping bag size of 86”x29”, good choice for kids camping sleeping bag and teens. Can meet the body size of most adults, making your sleep more comfortable.
• Used for 3 Seasons -- Rated temperature 59-77℉/15-25℃, limited at 50℉/10℃, can use in 3 seasons, it has waterproof shell and can stay warm in minutes, so you will enjoy the sleep all the night in travel.
• Skin-Friendly, Easy Clean -- Soft polyester pongee filling, will be comfortable and warm when sleeping in. Our sleeping bags are easy to clean and can machine wash too.
• 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.

Desert Fox

• USED FOR 3 SEASONS:Our Sleeping Bags can be used for 3 seasons.They are designed for 35~50 Degrees Fahrenheit. Moreover, these bags also have a weather-resistant design to keep you warm even in extreme conditions and prevent you from any dampness - this is achieved through double-filled technology.our 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.
• DESIGN: Separated zipper at the bottom can also make your feet often come out through the wind. Half-circle hood with adjustable drawstring keeps your head warmer even in extreme conditions.Our sleeping bags are designed to provide much needed rest after a full day of outdoor activities.
• MATERIAL:Outer Cover Material-premium 210T Anti-tearing Polyester Fabric which is waterproof and Breathable; Lining Material:190T polyester pongee ; Fill-Material:100% hollow cotton
• SIZE&EASY TO CARRY:(190 + 30)cm x 75 cm.Can 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
• 100% SATISFACTION :100% NO QUESTIONS ASKED, no hassle money back or replacement .We try over very best to make sure every customer is completely satisfied. If there's a problem, message us! Order now!At your service,dear.Anyway,thanks for your coming

oaskys

• 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

• 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
• Media-integrated storage pocket + Offset quilt construction + Zipper draft tube with anti-snag design
• 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
• Regular: Fits to 6 ft. Long: Fits to 6ft 6in

Kelty

• 🌟【Based on Your Needs】Are you looking for a warm and compact down sleeping bag? Are you looking for a sleeping bag that can be used by both adults and children?Are you worrying about how to save travel luggage space? In order to meet the needs of our customers, we have produced this lightweight down sleeping bag.
• 🌟【High-Quality & Ultralight Waterproof】Using 600 FP white duck down (650g), containing up to 90% down, which through Teflon-treated for better durability and warmth, suitable temperature is 0-15°C (32-59°F). 400T polyester with a water resistant coating protects against windy and wet weather.
• 🌟【Professional Design to Keep Warm】Unique diamond-shaped sewing thread provides independent space for duck down, Lock down down piece by piece, effectively prevents fluff from falling out and stabilizes the down. Polyester fabric on the surface, effectively prevents heat loss and enhances heat retention, which made you have a comfortable and warm sleep.
• 🌟【Save Space & Portable】 Camping sleeping bag can accommodate adults or two children. ( 86 L x 30" W)  The folding size is: 12 x 7 x 6.69 inch (2 lbs), Easy to carry around in a variety of outdoor activities, such as camping, scouts trip, hiking, adventure, climbing etc. It's also a great choose as the extra bed in a hotel room .
• 🌟【Reliable Customer Service】 ECOOPRO sleeping bags with compression sack are the perfect companion for your camping trip. We focus on the customer experience and each product is delivered to your hands after multiple quality checks. If you have any quality problems, please send us an email and we will reply within 24 hours.

ECOOPRO

• ULTRALIGHT AND COMPACT - Our ultralight cold weather sleeping bag weighs only 2.9 lbs. and packs down small for easy carrying and storage. It’s lightweight, compact, machine washable, and perfect for backpacking, hiking, camping, travel and more.
• PERFECT 3-SEASON WARMTH – Chilly nighttime temps under the stars are no match for this camping must-have. An additional layer of fleece keeps you cozy while the drawstring hood covers your face and head for extra warmth.
• DRYNESS & COMFORT – No need to “rough it”! This sleeping bag is a little luxury out in the wild. High loft synthetic filling and a breathable, soft lining keep you super comfortable.
• LARGE ENOUGH FOR ADULTS & COZY ENOUGH FOR KIDS! - The zipper foot box lets you stick your feet out for extra comfort and temperature control. Feet get hot at night? Let your feet breathe after a long hike with convenient end zip.
• LIFETIME WARRANTY – Outdoorsman Lab sleeping bags for adults and kids include back straps to keep your sleeping pad in place, an integrated pillowcase for sleeping comfort, an inner zipper pocket to help keep your valuables safe, and is backed by a Lifetime Warranty!

Outdoorsman Lab