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A better night’s sleep because of science.

Slumber Cloud icon of a spaceship circling the moon.
The Only NASA Bedding

Our bedding utilizes Outlast®, the world’s only textile technology to have received the Certified Space Technology™ quality mark by the renowned Space Foundation.

Slumber Cloud icon of a thermostat.
Reduces Sweat By 50%

Our bedding provides proactive heat and moisture management, clinically proven to reduce night sweats by up to 50%.

*Outlast Humidity Sleep Study

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Improves Deep Sleep By 20%

Our bedding adapts to the ideal temperature of both hot and cold sleepers, proven to decrease tossing & turning and increase sleep efficiency by 20%.

*Outlast Heat Sleep Study

A GIF of the Outlast Technology absorbing and releasing heat to the sleeper.
A GIF of the Outlast Technology absorbing and releasing heat to the sleeper.
A GIF of the Outlast Technology absorbing and releasing heat to the sleeper.

It’s a fabric designed for NASA spacesuits up where temperatures change by 500 degrees. We think it can handle your bedroom.

Take our personalized quiz to find the perfect bedding for you.

Discover your best night’s sleep yet.

Best Sellers

A Slumber Cloud Lightweight Comforter in a wicker laundry basket.

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A young woman's hand touching the outer fabric of a Slumber Cloud Performance Mattress Pad

Performance Mattress Pad

A close up of the fabric on a Slumber Cloud Performance Sheet Set

Performance Sheet Set

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ElizabethVerified Customer

"Best mattress pad ever! I've tried other "stay cool" mattress pads, but never had any luck. This is amazing! I sleep much better and cooler. I highly recommend this one!"

A Slumber Cloud icon of a astronaut
MattVerified Customer

"For years I would sweat through the night while my wife was always chilly. We can now sleep closer together, stay dry and comfortable."

A Slumber Cloud icon of a astronaut
SusanVerified Customer

"Skeptical but proven wrong. I was skeptical about this comforter, however it is great. Lightweight but warm. Really helps if you tend to sweat all night."

A Slumber Cloud icon of a astronaut
LindaVerified Customer

"This is the best blanket I've ever owned. At first since it's so lightweight, I wondered if it would keep me warm. It works so well. It's so soft and silky."

A Slumber Cloud icon of a astronaut
ChristannVerified Customer

"Wonderful sheets, so comfortable and keeps me cool, best I have ever had. I will absolutely buy more."