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8 Best Cooling Comforters for Hot Sleepers to Stay Chill This Summer

You can forget about night sweats and heat waves with this breathable bedding.

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VerifiedReviewed by Style and Reviews Director
Two types of blankets: a folded blue blanket on the left and a green quilt on a bed with pillows on the right.

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The dog days of summer bring some of the year’s worst heat and humidity. Bad news if you already sleep hot. A cooling comforter can make your bed feel less stuffy by using breathable materials that help prevent heat from building up overnight. You've probably been there—kicking off your comforter at 2 a.m. because you're sick of tossing and turning in damp sheets. Nothing ruins a good night's sleep like sweating through most of it. So, when turning on the AC no longer cuts it, it's time to call in some reinforcements with a cooling comforter (to be combined with cooling sheets, of course).

Best Cooling Comforters

A cooling comforter has one job: keep your bed from turning into a sauna. The right one lets body heat escape, helping you stay cool while you sleep without giving up that cozy, tucked-in feeling.

A comforter’s weight, measured in grams per square meter (GSM), can make a big difference. Lower-GSM comforters generally feel lighter and sleep cooler. "As a rule of thumb, 150 to 350 GSM is good for summer months or hot sleepers, and 500 to 700 GSM is ideal for winter and cold sleepers," says Carleara Weiss, PhD, MS, RN, a member of the American Academy of Sleep Medicine. If you're somewhere in the middle? Opt for something between 300 and 400 GSM, she suggests. With all that in mind, here are the eight best cooling comforters of 2026.

On Sale
Down Alternative Comforter

Pros

  • Comes with a 100-night trial period
  • Available in three weights: lightweight, all season, and winter
  • Breathable cotton shell
  • Machine washable

Cons

  • Only one color option

Silk & Snow makes this comforter in three weights, but hot sleepers should go straight for the lightweight version. Its airy down-alternative fill feels fluffy without trapping too much heat. The crisp cotton shell breathes well, and the comforter still has enough heft to feel cozy. We found it easy to fold back whenever we wanted less coverage.

The $110 Full/Queen costs about $60 less than Brooklinen’s comparable lightweight comforter at full price. You get a 100-night trial, too. Its OEKO-TEX STANDARD 100 certification means every component has been tested for more than 1,000 potentially harmful substances; a reassuring detail for something you sleep under every night.

Cover MaterialCotton
Fill MaterialDown alternative
Size OptionsTwin/Twin XL, Full/Queen, King/Cal King
CertificationsOEKO-TEX STANDARD 100
Best Value Comforter

Hombys Soft Bamboo Comforter

Soft Bamboo Comforter

Pros

  • Soft texture
  • Lightweight
  • OEKO-TEX STANDARD 100 certified
  • Affordable at under $100

Cons

  • Material may feel too slippery for some

This Hombys comforter trades crisp cotton for smooth viscose derived from bamboo. The fabric feels silky and cool when you first climb into bed, though that slightly slippery texture won’t be for everyone. Hollow-microfiber fill gives it the puff of a classic duvet without all that dense padding.

For less than $100, you literally get a lot of comforter. The largest size measures 120 by 98 inches, giving couples more coverage and less reason to fight over it. Eight corner tabs keep it from wandering inside a duvet cover, and the whole thing can go in the washing machine.

Cover MaterialBamboo Viscose
Fill MaterialHollow Microfiber
Size OptionsTwin XL, Queen, King, Super King, Oversized King
CertificationsOEKO-TEX STANDARD 100
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Best Temperature-Regulating Cooling Comforter

My Sheets Rock The Regulator Comforter

The Regulator Comforter
Best Temperature-Regulating Cooling Comforter

My Sheets Rock The Regulator Comforter

Pros

  • Available in 9 color options
  • Comes with a 90-day trial
  • Made with a bamboo rayon shell and fill

Cons

  • Pricey at about $250

We already named My Sheets Rock’s Regulator set one of the best cooling sheets, and this comforter uses the same bamboo-rayon fabric for its shell. That means bamboo pulp has been processed into a silky, breathable textile that feels smoother than cotton. The fill is bamboo rayon, too. It’s a good middle ground for hot sleepers who still want a comforter with some substance—not a glorified top sheet.

At $249 for a Full/Queen, this is one of the pricier picks on our list. At least you won’t have to hide it inside a duvet cover: It comes in nine colors, including navy and burgundy. The comforter is machine washable, and the 90-day trial gives you time to decide whether the cooling payoff justifies the price.

Cover MaterialBamboo rayon
Fill MaterialBamboo rayon
Size OptionsTwin/Twin XL, Queen/Full, King/California King
CertificationsN/A
Best Budget Cooling Comforter

DownCool Lightweight Comforter

Lightweight Comforter
Best Budget Cooling Comforter

DownCool Lightweight Comforter

Pros

  • Nine color options
  • Very affordable at under $30
  • Four corner loops secure it inside a duvet cover

Cons

  • Not ideal if you're looking for a more weighted feel

At around $30 for a queen, the Downcool is easily one of the cheapest ways to make your bed more summer-friendly. There’s no fancy cooling technology here. It’s simply a thin, soft comforter that won’t smother you under layers of fill. Both the shell and interior are polyester, though, so very sweaty sleepers may want something more breathable.

For the price, it feels surprisingly well put together. The box stitching keeps the fill evenly distributed, and we found plenty of reviews praising how well the seams hold up. Four corner loops secure it inside a duvet cover. It’s machine washable, too—use cold water and dry it on low.

Cover MaterialPolyester
Fill MaterialDown-alternative
Size OptionsTwin, Full, Queen, King, California King, Oversize King
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Best Sustainable Cooling Comforter

Buffy Breeze Comforter

On Sale
Breeze Comforter
Best Sustainable Cooling Comforter

Buffy Breeze Comforter

Pros

  • Made with temperature-regulating eucalyptus lyocell
  • Comes with 50-night returns.
  • Corner loops secure it inside a duvet cover.

Cons

  • Not machine washable.

Most cooling comforters lose warmth by cutting down on fill. That doesn’t work when your partner wants to sleep super cozy. The Buffy Breeze gives the hot sleeper moisture-managing Tencel lyocell and gives the other person enough heft to feel tucked in. The silky fiber comes from eucalyptus pulp and helps move sweat away from the body.

The wavy stitching looks cleaner than traditional box quilting, so you can skip the duvet cover. That may be preferable anyway: Buffy recommends spot cleaning or dry cleaning instead of tossing it in the wash. At $250 for a full/queen, it’s a splurge, but the 50-night return window gives you plenty of time to see if it works for both sides of the bed.

Cover MaterialLyocell
Fill MaterialLyocell
Size OptionsTwin/Twin XL, Full/Queen, King/California King
CertificationsOEKO-TEX STANDARD 100
Best Down Cooling Comforter

Brooklinen Lightweight Down Comforter

On Sale
Lightweight Down Comforter
Best Down Cooling Comforter

Brooklinen Lightweight Down Comforter

Now 15% Off

Pros

  • Very soft and fluffy
  • Super breathable
  • Available in three weights

Cons

  • Costs more than most synthetic alternatives.
  • Requires a large commercial washer.

Brooklinen makes its down comforter in three weights, but hot sleepers should choose the lightweight version. It uses 600-fill-power Canadian down for loft without as much weight, and the cotton sateen shell feels soft and breathable.

Down requires more upkeep than a synthetic fill. Brooklinen recommends washing this comforter in a large commercial machine because wet down can strain a home washer. It costs more than most down-alternative options, though proper care can help extend its life.

Cover MaterialCotton
Fill Material75% down, 25% down-feather fibers
Size OptionsTwin/Twin XL, Full/Queen, King/Cali King
CertificationsDOWNMARK, OEKO-TEX STANDARD 100, Responsible Down Standard
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Most Moisture-Wicking Cooling Comforter

SlumberCloud UltraCool Comforter

UltraCool Comforter
Most Moisture-Wicking Cooling Comforter

SlumberCloud UltraCool Comforter

Pros

  • Made with NASA-engineered Outlast fiberfill
  • Comes with a 30-night trial
  • Comes in two weights: light and all season
  • Machine washable

Cons

  • Pricey at almost $300

The SlumberCloud UltraCool pillow is one of the best cooling pillows out there, so it stands to reason that the brand would also make a cooling comforter that is also out of this world.

An upgraded replacement for SlumberCloud's fan-fave Performance comforter, the UltraCool's outer fabric is made with cooling nylon and spandex and filled with NASA-grade temperature regulation fibers. These help your body stay cool and dry all night long.

Cover MaterialNylon, spandex
Fill MaterialClimaDry by Outlast
Size OptionsTwin XL, King, Queen
CertificationsN/A
Best Hypoallergenic Cooling Comforter

Rest Evercool Cooling Comforter

On Sale
Evercool Cooling Comforter
Best Hypoallergenic Cooling Comforter

Rest Evercool Cooling Comforter

Pros

  • Hypoallergenic
  • Cool-to-the-touch nylon-spandex shell
  • Available in six colors

Cons

  • May be too thin for some

Made with a mix of fabrics, the Rest Evercool blanket is cooling, silky smooth, and hypoallergenic. The lightweight blanket is filled with a combination of Tencel, a wood-based material, and Sorona, a synthetic fiber made partly with plant-derived ingredients.

Plus, it’s pup-friendly too. If your dog or cat tends to overheat in the warmer months, they won't mind wrapping themselves up in the Evercool Cooling Blanket. Bonus: Your pet's fur will bounce right off.

Cover MaterialSpandex, nylon
Fill MaterialTencel lyocell, Sorona Aura fiber
Size OptionsTwin/Twin XL, Full/Queen, King/Cali King
CertificationsOEKO-TEX STANDARD 100

Meet the Experts

  • Serine Steinnes, is the EVP of global home at 37.5 Technology.
  • Carleara Weiss, PhD, RN, is a research assistant professor at the University at Buffalo, State University of New York.

What to Consider

Fill

You don't have to sacrifice that cloud-like feel just because your comforter is cooling or lightweight. Instead, you should look for a fill that's adjustable and contours around the body while sleeping so that it feels luxurious, soft, and light on the body, says Steinnes. To achieve this feeling, it's best to opt for a down alternative fill, as real down can often trap heat.

Shell Materials

As the outermost layer of the comforter, the shell material can make a difference in your cooling experience. Consider comforters made with breathable materials, like cotton or bamboo viscose, and avoid stuffy materials such as polyester or microfiber.

You should also make sure that your comforter shell material excels at quickly drying sweat or preventing it from forming. Comforters made with bamboo viscose do this well, since the material offers great ventilation, allowing it to absorb and dry sweat quickly.

Cooling Tech

When shopping for a comforter, make sure its description lets you know how it cools, whether through cooling materials, like bamboo or eucalyptus, or thermo-regulating technology. One example of a temperature-regulating feature is 37.5 Technology, which uses activated particles added at the fiber level to increase the surface area of the material, therefore aiding in removing sweat vapor before it turns to liquid.

Trial Period

Like mattresses, pillows, and even sheets, some brands offer a trial period that lets you test out a cooling comforter and return it if it’s not a good fit. For example, our top pick from Silk & Snow comes with a 100-night trial.

While this is a standard practice with large items like the best mattresses, it’s less common for comforters, so be sure to read the fine print for buying. Furthermore, if you opt to buy a comforter from Amazon, it likely won’t come with a trial period.

How We Selected

I’m a hot sleeper myself and have learned through trial and error what makes a good cooling comforter. I selected the above picks from my years of testing using the parameters above, comparing materials, trial periods, cooling technology, and certifications. I also evaluated customer reviews, pulling a five-star example for each comforter that explains why it’s so great from someone who has tried it firsthand.


Can you use a cooling comforter year-round?

If you want to, yes! Many cooling comforters are made with temperature-regulating features, which allow them to adapt their warmth to what your body needs. They can absorb and redistribute just enough heat to keep your body at a comfy temperature while sleeping.

If you don't feel like your cooling comforter is warm enough for the winter but still want to use it, layering it with another warmer blanket or quilt is always an option.


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Headshot of Grace Cooper

Grace Cooper is a writer who reviews sleep, wellness, and kitchen products. Her work has appeared in Gear Patrol, Apartment Therapy, Food & Wine, CNET, Wellworthy, and more publications. She loves finding innovations that make everyday life a little bit easier, whether getting a good night's sleep or making the best chocolate chip cookies.

Headshot of Christian Gollayan
Reviewed byChristian Gollayan
Style and Reviews Director

Christian is the Style and Reviews Director at Men's Health and Women’s Health, where he oversees shopping and style content for both brands. He started his magazine career as an accessories assistant at Vogue, and has since held editorial roles at Tatler Asia and The Manual. When he’s not online shopping, you can find him on long walks with his two corgis.

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