Deal of the Week: Mountain Hardwear Lamina Eco AF 15°F
Go green—and save some green—on this eco-friendly sleeping bag.
Ideal for temperatures of about 20 degrees Fahrenheit and above, 3-season sleeping bags are best suited for spring and fall trips, as well as summers in the high mountains, when temps can dip below freezing at night. Good three season bags have features to combat cold: cinchable hoods, draft collars, and zipper draft tubes. Learn more with in-depth advice from Backpacker’s 3-season sleeping bag reviews.
Go green—and save some green—on this eco-friendly sleeping bag.
Stay warm through hiking season with these top picks.
The most versatile sleeping bag of 2021
The sleeping bag with best features of 2021
The most durable sleeping bag of 2021
The most best all-around sleeping bag of 2021
The most comfortable sleeping bag of 2021
Sleep well for less with this affordable system.
Stop tossing and turning and get the backcountry beauty sleep you deserve.
Choosing a go-to sleeping bag can be a daunting task, but we’re about to make your life easier. After testing the field’s top 38 models, we’ve determined that these six cocoons are the tops for three-season warmth and comfort.
Dial in perfect backcountry sleep for the majority of the hiking season with the best three-season sleeping bag for you.
Most weatherproof 3-season sleeping bag
Roomiest 3-season sleeping bag
Lightest 3-season sleeping bag
Best value 3-season sleeping bag
Best Fit for Women
Best all-around sleeping bag
Best all-around budget sleeping bag
Best value sleeping bag
Quiver-killer sleeping bag
Lightest sleeping bag
Most comfortable sleeping bag
Best ultralight sleeping bag
Best sleeping bag for bad weather
Most versatile
Most comfortable
Most eco-friendly
Women's pick
Best value sleeping bag
Cut weight and stay warm with this featherweight bag.
Check out Liz "Snorkel" Thomas's author page.
Get a legit, three-season down sleeping bag that’s true to its temp rating for less than $200.
Smart features make this synthetic three-season sleeping bag especially cozy on subfreezing nights.
A beautiful marriage of weight, warmth, and packability, this may be the only sleeping bag you’ll ever need.
Premium materials and a semi-quilt design make this one of the lightest three-season options available.
An armored shell protects this weather-resistant sleeping bag from all but the worst conditions.
This three-season bag and integrated pad create a lightweight, toasty sleep system that punches above its weight.
This three-season bag features a combo of down and synthetic insulations and an attractive price tag.
This three-season bag will let you press deep into shoulder season.
Premium materials and efficient design give this three-season bag one of the best warmth-to-weight ratios we’ve seen.
Most ultralight sleeping bags are one-trick ponies. A full-length center zip and other features boost the Flicker’s versatility.
Innovative construction brings down-like weight and packability to a synthetic bag.
You get the performance of a three-season down bag at the price of a synthetic.
It’s the most affordable 0°F bag we tested this year, and its temp rating is conservative.
Two gills on top of the bag allow you to fine-tune the warmth for a variety of conditions.
Get maximum comfort in this mummy—no matter how much you toss and turn.
Three-season bags that are warm, comfortable, and ready for abuse.
A longtime staff favorite the Cat's Meow, from The North Face, receives a rugged facelift.
You can drag this burly bag around camp, using it for everything from a blanket for stargazing to a makeshift “sofa” by the fire.
It’s a solid synthetic bag at a great price, with a classic mummy cut that pleased everyone.
Thanks to its unique welded construction, it’s the most packable (15 by 7 inches) synthetic bag in the test.
Through four months of nonstop use—often in miserably damp conditions—the Ascent lofted up like new every night.
It has the best warmth-to-weight ratio here; testers pushed it 10 degrees below its 23°F rating.
The rectangular shape, combined with a little stretch, makes this the most comfortable bag in the test.
Impeccable craftsmanship and top-shelf materials make this bag a perennial favorite.
Innovative sewing techniques deliver a whole new level of ultralight comfort.
Forget what you know about sleeping bags. This revolutionary sack throws out the zipper, adds a blanket-like quilt, and increases the comfort exponentially.
The SB offers the top-shelf performance of 800-fill DriDown at second-shelf price.
A down and synthetic bag that's the best of both worlds.
This bag-bivy combo can handle most any forecast in its temp range.
Think outside the bag with this minimalist blanket from Brooks-Range.
A packable synthetic sleeping bag with an extremely durable DWR shell
Check out Glenna Xie's author page.
Check out Glenna Xie's author page.
Check out Glenna Xie's author page.
The affordable three-season down bag from Kelty.
The best all-around water-resistant down bag by Sierra Designs.
The lofty and roomy 700-fill DownTek Bag from Big Agnes.
This synthetic bag from Big Agnes is as breathable and lofty as down.