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UltraCool Body Pillow

Dual-sided Made In USA NASA Cooling Technology

A full-body cooling pillow with a cozy twist—featuring dual-sided comfort and a washable cover that’s built for snuggling and travel.

 

- Premium NASA-engineered Outlast® fabric on one side fights off heat

- Warming jersey knit fabric on the other side stays cozy

- Zippered & machine washable cooling nylon fabric cover

- OEKO-TEX® STANDARD 100 Certified Technology. Certification Number: SH025 151577 TESTEX

- 100% polyester knit outer cover with Outlast® Technology coating on one side

- 140 gsm 100% polyester jersey knit cover on the other side

- 100% down alternative fiberfill

- 136 gsm 100% cooling nylon knit fabric cover

Body Pillow - 20" x 48"

Basic Care:
Remove pillow from the cover before washing. Both items should be machine wash cold water on a gentle cycle with a mild detergent, and with like colors only. For best results use a front load washer. Only use non-chlorine bleach when needed. Tumble dry low heat until completely dry. Remove from dryer immediately and fluff after drying. Do not iron.

Pro Tip:
You should wash your pillow 2-4 times a year. For best results use a front load washer. When drying, use wool dryer balls to reduce dry time and improve fluffing.

Free Shipping: All U.S. orders are shipped right to your door, free of charge. Orders are typically shipped within 24 business hours.

60 Night Risk Free Trial: Sleep on it, wash it, and really put it to the test for 60 nights! If you don’t love your new bedding, just return it for a full refund. No questions asked!

Price Matches: Buy any Slumber Cloud item now. If it goes on a deeper sale within 60 days, just let us know and we'll refund the difference.

*Final Sale items and colors are not eligible for return, exchange, or the 60 Night Trial Period.

UltraCool Body Pillow
$99.00$119.00
Why You'll Love It:
Sleep is personal. We think your pillow should be too.

Cool or Cozy—You Decide

Flip it to match your mood or the weather—cool or warm, your choice.

Full-Body Comfort

Perfect for cuddling, sleeping, or just relaxing after a long day.

Hugs You Back

Supports your whole body with breathable comfort that helps you relax and actually stay asleep.
UltraCool Body Pillow
A better night’s sleep because of science.
It’s a fabric designed for NASA spacesuits up where temperatures change by 500 degrees. We think it can handle your bedroom.

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.

Reduces Sweat By 50%

Our bedding provides proactive heat and moisture management, clinically proven to reduce night sweats by up to 50%.
Slumber Cloud icon of a sleep mask.

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%.
"The slumber cloud adjustable pillow is far superior. It’s cool, supportive and adjustable. I’m thrilled with this new pillow"
- Beth R.
"I am very picky with my pillows and this may be the best pillow I've ever slept on! It stays cool and isn't too hard or soft. I don't know how else to describe it but to say it is PERFECT."
- Ryan H.

Compare Our Products

Find the perfect solution for your needs

UltraCool Body Pillow

UltraCool Body Pillow

Award Winning Design

Made in the USA
Extra Large Design
Cool-To-The-Touch Hand-Feel
UltraCool Pillow

UltraCool Pillow

Award Winning Cooling

Made in the USA
Hypoallergenic Down-Alt Fill
Cool-To-The-Touch Hand-Feel
UltraCool Body Pillow UltraCool Pillow
Firmness Options
1 Firmness Option 2 Options: Soft/Medium & Medium/Firm
Outer Shell
100% polyester knit outer cover with Outlast® PCM coating on one side and 140 gsm 100% polyester jersey knit cover on the other side. 100% polyester outer cover with Outlast® PCM coating
Machine Washable
Removable Machine-Washable Outer Cover Yes
Outlast® PCM Technology
Our Products

Outlast® PCM Technology

Proactive temperature management

Balances fluctuations in temperature
Phase change Materials
Moisture-Wicking Fabrics
Brands Like Buffy & Cozy Earth

Moisture-Wicking Fabrics

Reactive Cooling

Works after sweat is produced
Bamboo, Eucalyptus, & Lyocell
Traditional Fabrics
Brands Like Parachute & Boll & Branch

Traditional Fabrics

Traps Heat & Moisture

Can cause overheating
Variety of weaves & hand feel
Us Moisture-Wicking Fabrics Traditional Fabrics
Prevents Sweat Build-Up
Manages Hot & Cold Sleepers' Needs
Cool To The Touch
Exceptional Moderate Poor

FAQs

One side has cooling fabric to pull away heat, the other has soft jersey knit for warmth.

The nylon cover and body pillow are both machine washable to keep your pillow fresh and ready to go.

Slumber Cloud products are designed to help manage heat and humidity build up. It is not an air conditioner with a set temperature degree, but it will react to your temperature all night long to reduce heat build up and manage temperature swings.

Yes! Whether you sleep hot, cold, or somewhere in between, the dual-sided design helps you stay comfortable all night.

Over 30,000 happy sleepers have spoken

We've helped over 30,000 sleepers unlock their best rest yet. See why customers and the press are calling our products a dream come true. Read all reviews

These sheets and duvet cover are so comfy and cozy! They really do keep me cooler at nights too; which I've been fighting with my entire life - I'm an overheater! I already recommended them to my best friend.
— Kristi M.
Perfect for California Summer! I love the lightweight and how well it regulates heat, so that we are not hot nor cold. It is perfection. I was hesitant because of the cost but glad that I decided to purchase it
— Esther B.
I have bought countless pillows, new bed, different positions, tried couch, bought new couch. Got this ultra cool pillow, so soft, literally feels like sleeping on a nice cool cloud. Slept the full night, first full night in over a year.
— Sagar J.
"For truly hot sleepers, leave it to NASA engineering to figure out a way to help you finally stay cool at night."
Real Simple
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