Best Zipper Sleeping Bag Expanders in 2026

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

Loaded with FEATURES for two: independent ventilation, fully removable zip off top layer, two built in blankets, two way zip foot vents, oversized Hood large enough to fit 2 standard pillows from home.

Cloud loft insulation: compressible, quick drying, and ultra-soft. Lightweight cloud loft fill provides warmth in three seasons under the stars with a comfortable price tag. The bag liner and shell are made from silky smooth 75D poly Taffeta.

Wider than a queen side bed: room to snooze, or snuggle, 64 inches of shared shoulder space, 84 inches of total length. Go ahead, roll around in your sleep.

Adult sleeping bag for camping in cold temperatures as low as 20 degrees F

Can accommodate most people for heights up to 6 feet 4 inch tall

Fiberlock construction, cotton cover, soft cotton flannel liner, and Thermolock draft tube for warmth and heat retention

SUPER COMFORTABLE AND SO WARM: Agemore Waterproof Backpacking Flannel Cotton Double Sleeping Bag is perfect for backpacking, camping and biking. Lined on the inside with a super soft brushed flannel cotton and filled with a high level 3D synthetic fiber fill for optimum warmth insulation. Suitable for spring, summertime and fall camping. Measures 59in (W) x 86.6in (H); fits people up to 6ft tall. Similar to sleeping in your own bed at home.

LIGHTWEIGHT AND COMPACT: Specifically engineered to compress tightly for easy packing, but puffs up nicely when in use. Amazingly ultra-lightweight and provides superior warmth. Easy to fold and includes a travel-friendly compression sack with a drawstring and straps for powerful compression. Compresses down to 17x 11.5x 11.5inches, with weight being only 7 lbs.

USE AS ONE DOUBLE or TWO SINGLE BAGS: Can be used as a single extra-large sleeping bag for doubling up, or it can be split into two separate sleeping bags. Features zippers on both sides so that either person can easily get out of the sleeping bag without disturbing the other person. Can also be fully unzipped and laid flat, turning the sleeping bag into two separate large blankets.

Adult sleeping bag for camping in temperatures as low as 30°F

Accommodates most campers up to 5 feet 11 inches tall

Polyester cover and tricot fiber blend liner provide warmth and softness

🎁 Help Give Back To The Community - With your support, we donate sleeping bags every month to organizations making a difference in communities around the U.S. We're proud to give back, and are unbelievably thankful to our customers for making it all possible. Check out the video on our listing to see our most recent donation!

✅ Ultra Lightweight and Easy to Pack - these sleeping bags pack down into an ultra compact bag in seconds. There’s no need to fold or roll it. Just stuff it into the sturdy carrying bag, pull the straps, and it folds down into a small, light two pound package that will easily fit in any backpack.

✅ Roomy and Comfortable - at 30 x 71 inches, these sleeping bags are incredibly roomy for any adult or child under 6’1. It’s easy to get in, get out and turn around to find a comfortable sleeping position. The zipper stays closed, and the plush filling means you’ll sleep like a baby.

0 Degree Sleeping Bag: Perfect cold weather sleeping bag features WR 800 fill power goose down insulation with a revolutionary microscopic ClusterLoft base to keep you warm from 0 - 30 F

Hiking Gear: Designed for thru-hiking, backpacking and camping, this ultralight sleeping bag boasts superior weight-to-warmth ratio at only 3.10 lbs for Regular; Sleeping bag stuff sack included

Hydrophobic Water Repellent: DWR-Coated camping sleeping bags for adults feature 400T 20 D ripstop nylon fabric liner, 2 large YKK zippers with anti-snag sliders, velcro, drawstring & vertical baffles

SNOOZE HAPPY – This roomy, sleeping bag for kids with pillow case keeps little ones warm and content during daycare snoozes and slumber parties. The Wildkin’s microfiber kid sleeping bag measures 57 x 2 x 30 inches and comes complete with 1x microfiber sleeping bag, 1x matching pillowcase and 1x storage bag. Our sleeping bags & camp bedding is perfect for school, parties, camping, and overnight travel.

SUPERIOR QUALITY – Premium super soft microfiber material makes the Microfiber camping sleeping bags as durable as it is comfortable. Our Microfiber kids sleeping bag with pillowcase was made with microfiber fabric that provides optimal cushion and breathability. The high quality kids sleeping bags for camping with stuff sack that you shouldn’t miss to have as an addition in your little ones favorite collections.

BOLD PATTERNS – Wildkin’s Microfiber sleeping bag for kids camping is not only one of the best options on the market, but each pattern offers an exciting and bold look that makes it fun to carry around. Pick your favorite camping sleeping bag color or let your little one select a pattern with their favorite sleeping bags for boys and girls theme.

Super Warm & Cozy: No more chattering under the cold, harsh winds! Stay warm and cozy even in cold night, this double sleeping bag is extremely comfortable and super warm.

Stands Against The Elemnts: Ohuhu double sleeping bags for adults is crafted with high quality water-resistant 210T polyester, lined with TC fabric and filled with hollow cotton that works together for cloud-like comfort.

Dual Usage: Acts as a giant double sleeping bag that fits two happy campers comfortably, and detachable via zippers to become two individual sleeping bags.

Larger size and Softer Material: Size is 75"x33"/190cm x 84cm. REDCAMP sleeping bag for adults of 6 feet in tall. High-quality and durable 210T polyester ripstop fabric, waterproof and stands up to years of use. Constructed of soft liner and rebounded hollow cotton fiber increase warmth and comfort.

Temperature Range: 2lbs filling 80％ cotton lined adult sleeping bag is comfort in 59°F/15°C and fits temperature range 50-77°F/10 - 25°C.3lbs filling sleeping bags is comfort in 50°F/10°C and fits temperature range 41-68°F/5-20 °C. 4lbs filling sleeping bags is comfort in 41°F/5°C, and fits temperature range in 32-59°F/0 - 15°C. Females are recommended to choose the thicker sleeping bags.

Reverse Zipper: 2-way zippers that right or left-hand zippers allow for 2 flannel sleeping bags for camping to be attached together.

✅ Lightweight And Easy To Carry: This Ultralight sleeping bag weighs only 2.9lbs including the carrying bag. Make the most of any hike with a backpacking sleeping bag that doesn't weigh you down on your trek. The Compression Carry Bag allows for convenient storage and comfortable packing.

✅ Comfortably Fits Kids And Adults Up To 5’11”: This sleeping bag is large enough for children and most men and women. The rectangular shape offers plenty of room around the shoulders while hugging the body for the perfect night's rest.

✅ Durable, Breathable And Skin Friendly: High-grade polyester is used for the shell and filling of this compact sleeping bag; it feels gentle and soft on your skin. Thoroughly-tested zippers on the top and bottom ensure that you get the same reliable experience on every trip.

SUPERIOR MATERIAL: This lightweight sleeping bag with a perfect balance between warmth and quality. High air permeability shell combines with hollow fiber fillings provides a warm and dry space no matter in Winter or Summer! No more shivering uncontrollably sleeping in the backcountry. The fabric is waterproof and difficult to stain, easily to clean by wiping and also machine washable

LIGHTWEIGHT & COMPACT: If you're going to backpacking or researching a sleeping bag for kids, weight is going to be a big consideration. Clostnature sleeping bag is 7'3"x2'8"(HxW) and won't weigh much at all, only 3 pounds and could be compressed only 12'x8"x8". The compact sleeping bag also comes with a storage sack, easily to fit it into even by a child and no more folding or rolling worries. Handle on the storage sack convenient for your girl or boy to carry in the camping trip

VERSATILITY: A right zipper and a left zipper can be zipped together to a double sleeping bag for couple or family uses. This is a RIGHT zipper sleeping bag listing, you can find the LEFT zipper sleeping bag listing in Clostnature's Store. The separated zipper on the bottom offers better ventilation for your feet. And the cold weather sleeping bag could spread out as a 6'3"x5'3"(HxW) blanket for kids at home. All in all, it is your best sleeping bag for camping, backpacking, and hiking

GREAT FOR ALL SEASONS - Rated temperature 5(℃)--25(℃), which allows sleeper warm even at 40(℉). Comfort temperature is 17(℃)--24(℃). This is achieved through double-filled technology. Perfect for backpacking, camping and hiking even using at home. Certainly the best sleeping bag for adventures

GET FANTASTIC FREEDOM WITH SPECIAL DESIGN - Measures 29.5 W x 86.6 H in Perfectly fits an average size adult, and tons of space for kids. Two-way zipper with “zipper guard” to prevent stuck hooks effectively. Separated zipper at the bottom can also make your feet often come out through the wind. Double zipper slider allow you to open the bottom of the sleeping bag at a warm night. You can even fully open the sleeping bag then use as a blanket.

ULTRA LIGHTWEIGHT AND EASY TO PACK - Can be packed down into an ultra compact bag in seconds. There’s no need to fold or roll it. Just stuff it into the sturdy carrying bag, pull the straps, and it folds down into a small, light THREE POUND package that will easily fit in any backpack.

Temperature Range: 3lbs spray boned cotton-filling with high-loft insulation cotton flannel lined adult sleeping bag is comfort in 59°F/15°C and fits temperature range 23-59°F/-5-15°C. perfect for keeping you warm and sleeping soundly throughout any extreme condition. throughout any extreme condition.

Water Repellent & Ripstop Fabric: Outer shell are made from 220T ripstop polyester that washes incredibly well, protect against windy and wet weather prevent you from getting damp also durable for resists damage from stones, branches and other natural elements.

Rommy and Portable: At 29.5 x 82.5 inches, these sleeping bags are incredibly roomy for any adult 6'6" or less, great for tall guys and active sleepers, side sleeper who likes to move around. Folded and stored in its compression bag is only 4.6lbs very compact and easy to carry.

Ultralight and Softer: Size is 75" x 32.7"/ 190cm x 83cm. Weight of 1.5lbs. Perfect lightweight sleeping bags for adults of 6 feet in tall. High-quality and durable fabric, stands up to years of use.

Temperature Range: This backpacking sleeping bag for camping is comfort in 68°F/20°C and fits temperature range 59-77 °F/15- 25°C. Females are recommended to choose the hooded sleeping bags.

Reverse Zipper: 2-way zippers allow for 2 bags to be attached together as a double-bag or a quilt&blanket when unzipped in summer.

✅ BEST YEAR ROUND SLEEPING BAG - Perfect for spring, summer, fall, and cool weather, with a rated temperature from 40°F to 77°F (optimal comfort temperature 62°F to 75°F). Keep yourself cosy, warm and safe in every situation at normal altitudes. The ultra-strong, waterproof outer protective shell is made from our unique waterproof hex-tech design, double-layered with S-shape stitching, and 3D inner synthetic fiber fill for optimal warmth and insulation to protect you from the elements.

✅ CAMP IN COMFORT FOR ALL AGES - Bring the comfort of your own bed to the great outdoors. Our camping sleeping bags are engineered to guarantee a good night's sleep after a hard day of activities. No matter how tough the terrain or long the day, sleep well with MalloMe. And with vibrant colors loved by both boys and girls, they're great for kids too!

✅ ULTRALIGHT FOR BACKPACKING - A must have for hiking, backpacking, and camping, the perfect balance of performance and lightweight materials for every adventure. Each sleeping bag comes with a compression sack with straps, which makes it super convenient to store and easy to carry.

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.

PRACTICAL COMPACT AND LIGHTWEIGHT DESIGN: Our sleeping bag is large enough to fit an adult 6'1"-6'6". Girth of shoulder/ hip/ foot: 63", 50.3" 33" nice for you comfortable sleeping. When folded and store in its carrying bag, the lightweight sleeping bag is easy to carry (1.62kg/3.6lbs).

STAY WARM AND COZY DURING THE NIGHT: Thanks to our innovative heat retention technology, quilted construction and insulated footbox, this fluffy mummy sleeping bag will keeps you comfort from 50 to 68℉ or more, keeps temperature limits to 32℉or more. The adult mummy bag also has a drawstring hood that keeps the warm air in and the cold air out and away from your head and neck.

WATER REPELLENT & RIPSTOP FABRIC: 210T ripstop polyester shell protects against windy and wet weather Keep you warm even in wet weather conditions and prevent you from getting damp. Thanks to the ripstop fabric (double-layer)is durable and resists damage from stones, branches and other natural elements.

TRAPEZOIDS, MAN: Turns out this funky shape is ideal for helping sleeping bags retain heat. Trapezoidal baffle construction improves our best selling Cosmic sleeping bag for 2021. Fan favorite and campsite staple with improved Thermal Efficiency

GET DOWN: Light, compressible, warm to boot; what’s not to love about Down Fill? The Cosmic features 550 fill Kelty treated DriDown insulation, with sustainably sourced materials that are easy to pack, use, dry, and keep your buns toasty.

ENTRY LEVEL VETERAN: Priced even lower for 2021, the Cosmic is more budget friendly than ever while retaining it’s well deserved reputation for a do-it-all backpacker’s slumber companion. First time campers and old timers rejoice

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

☀MULTIPLE USE SLEEPING BAG : Our double sleeping bag with 2 pillows can be separated into two individual sleeping bags or 2 queen size blankets thanks to the wraparound zippers. No matter how you use it, whether you go outdoor or use it indoor, this adult sleeping bag will warm your tour and give you a good night sleep experience

☀LARGER THAN QUEEN SIZE : Roomy, rectangular shape provides maximum comfort and easily fits 2 people up to 7 FEET, so lofty and wide even for two big and tall persons to have plenty of room to stretch out. The separated bottom zipper lets you ventilate the foot section for better temperature control

☀GOOD FOR EXTREME WEATHER : Our 2 person sleeping bag aims to help you stay warm and cozy even in cold weather condition. Double layer construction of 400 GSM innovation fiber filling is engineered for maximum warmth and a soft feel, which will give you enough padding and comfort to make you feel like sleep in the cloud

Nylon

【USED FOR 3-4 SEASONS】Our Sleeping Bags can be used for 3-4 seasons.Rated temperature 5(℃)--25(℃).Furthermore,These bags have a waterproof to prevent you from getting damp and keep you warm.You can get a good and relaxing sleep after a tiring day of hiking.A perfect fit for both adults and children. Features an adjustable drawstring.Please note our recommended temperature is for reference only. Different people may have different perception for temperature.

【FILLING MATERIAL】 Outer Cover Material:290T Nylon,Waterproof and Breathable Fabrics;Lining Material:It is filled : superfine fibers.its lightweight & compact design which is convenient to carry along for any outdoor adventures, and its ability to withstand extreme weather conditions.Half-circle hood with adjustable drawstring keeps your head warmer even in extreme conditions.

【ULTRA LIGHTWEIGHT AND COMPACT】 Weighing in at just 2 lbs, can be compressed down to just 7.5" in height.The NATUREHIKE Ultralight Compact Sleeping bag is one of the lightest and most versatile sleeping bags on the market today. Better yet, it comes packed away in its included carrying bag with compact straps.

【ROOMY AND COMFORTABLE】 At 80.7"L x 33.5"W, these sleeping bags are incredibly roomy for any adult or child of average size. It’s easy to get in, get out and turn around to find a comfortable sleeping position. The zipper stays closed, and the plush filling means you’ll sleep like a baby.

【IDEAL FOR BACKPACKING & TRAVEL】 Unlike bulky military, down or Coleman sleeping bags, our space-saving sleeping bag filled by premium TC cotton，provide you with a wonderful relaxing sleep after a tiring day of trekking, hiking, travel or any other exploration.

►REGULATE TEMPERATURE & PACK LIGHTER: Our micro polyester liner fabric weights only a few ounces, but can add another layer of insulation and warmth to your night’s sleep, which means you'll be more comfortable and have more energy the next day!

►KEEP YOUR SLEEPING BAG CLEAN: When the insulation in your sleeping bag is cleaner, it performs better keeping you warmer. By using our sleeping bag liners, you keep your sleeping bag clean of dirt, sweat and other debris. This means your bag stays cleaner and warmer for longer! Oh, and you can easily machine wash the bag liner whenever needed!

►FEELS LIKE HOME: Even though our technical Micro Polyester fabric is built be extremely tough and wick away moisture, it still feels like the sheets off your bed! Climb into the travel liner and feel like you're back in the comfort of your own bed!

Spirafil high loft Insulation for Maximum warmth and durability

Lightweight- highly compressible bag ideal when space and weight are at premium

Full length locking YKK two way zipper

✅ ULTRALIGHT BUILT FOR BACKPACKING - Alplive T400 Sleeping Bag is one of the few bags that can pack small enough for backpacking. Its duck down insulation keeps things as light as can be while still providing a 32-50F comfort temperature rating, It can be loaded into a compact 11" x 6.7" sack just easy to fit into a backpack or suitcase and weights only at 1.7lb. its a perfect choice for summer camping.

✅ DESIGN ON YOUR MIND - This bag offers all the ultra-warm, compressible, and featherweight benefits that down is know for. Not only does the rectangular shape offer a spacious feel that you can shift around in, but it also allows you to zip it up to another Alplive 400T bag to make a double sleeping bag, and the bottom of zipper allows you to vent your feet. Even when unzipped completely, a single large-sized bag can conveniently cover two people as a light comforter.

✅ LIKE HAVING A QUILT IN THE BACKCOUNTRY - Soft fabrics and lofty down insulation make it feel like sleeping under your comforter back at home, so you can get a good night's rest whether you're camping in the backcountry or traveling the country in a van. This might be your best night's rest under the stars. Degree range: 23 ~ 32 ~50F

2-Person Sleeping Bag For Cold Weather: Thoughtfully designed for 3-season comfort, this double-wide sleeping bag features individual draft covers that allow each sleeper to control their sleeping experience

Extra Warm: Innovative dual fill system is rated for 30°F temperatures; Camping sleeping bag also features a top layer of 650 power-fill down, plus dual layers of synthetic batting for added comfort and warmth

Sleeping Pad Sleeve: Our double sleeping bags for adults come equipped with a built-in sleeping pad sleeve that perfectly pairs with our Klymit double V sleeping pad

【 𝐋𝐈𝐆𝐇𝐓𝐖𝐄𝐈𝐆𝐇𝐓 & 𝐂𝐎𝐌𝐏𝐀𝐂𝐓 】Ultralight sleeping bag weighs only 1.81lbs, package size only 11.4" x 7.1", it's about half the weight and volume of a polyester sleeping bag! Very space saving! Each compact sleeping bag comes with a compression sack, suitable for camping, backpacking, hiking, expeditions, mountaineering, travel.

【 𝐊𝐄𝐄𝐏 𝐖𝐀𝐑𝐌 】Filled with 380g 600+ Fill Power selected premium duck down, the down sleeping bag keeps you stay in warm and dry. Pure natural and healthy material, fluffy and soft, no odor or impurities. Comfort temperature: 40°F-60°F. Double zipper and windproof strip design prevent cold air from entering. Mummy sleeping bag head shape fits the head better and keeps warm, the lower body is rectangular, you can move foots freely.

【 𝐋𝐀𝐑𝐆𝐄 𝐒𝐏𝐀𝐂𝐄 】The use size of our adult sleeping bag is 30.7"x84.6", more spacious than normal sleeping bags! The foot zipper can be opened for good ventilation. If you want to sleep with your family, you can also combine 2 sleeping bags into a two-person sleeping bag.

100% Cotton

Suitable for 4 Seasons: Built from cotton, the sleeping bag is the ideal option for camping as it can be the convenience needed for four seasons. With a temperature range of -10°F-68°F, you can get the comfortable sleep you need after a day of adventurous outdoor camping, backpacking, hiking, travel.

Premium Material: This durable sleeping bag is made of high quality fluffy cotton fabric which is very soft, the surface material is made of the highest grade 100% polyester fiber, the filling is made of hollow cotton to ensure light weight, durable and easy to carry, it can help you get rid of heavy work, hiking and hard day, and give you a relaxing and warm sleep.

Camping Sleeping Bag for Cold Weather: This backpacking sleeping bag is designed to stand up to 20°F weather, so you can stay safe and warm when it's cold

Durable, Lightweight Sleeping Bags: This sleeping bag for adults features a water- and abrasion-resistant micro polyester shell and is made with a lightweight synthetic fill insulation

Full-Coverage Adult Sleeping Bag: This hiking sleeping bag features a fully adjustable deep pocket hood and a zipper draft tube that keeps cold air out; its rectangular design allows plenty of room to stretch out