Adaptive coolingPatented Outlast® fibers and premium cotton give the ideal balance of comfort and temperature-regulationSale ends in
Limited-time pricing, every size.
--d:--h:--m:--s
Essential Sheet Set - Final Sale
$125.00$179.00
Limited-time sale price — you save $54 on this size
Twin XL · Stone is sold out.
Your size is still available in another option.
1
Free US shipping & 30-night trial
Overview
Airy, breathable, and perfectly weighted, our Essential Sheet Set combines the soft durability of cotton with the performance of temperature-regulating fibers. Put an end to overheating and humidity build-up for maximum sleep comfort. The bedroom staple that stays cool, comfortable, and supremely soft.
Features & Benefits
Adaptive cooling
Patented Outlast® fibers and premium cotton give the ideal balance of comfort and temperature-regulation
Includes One Flat
Includes One Flat Sheet, One Fitted Sheet, and Two Pillowcases (Twin and Twin XL include one pillowcase)
Built in fitted
Built in fitted sheet corner straps to hold it in place
Materials, Fabric Technology & Care
What it is made from
- 300 thread count 40% Outlast® viscose / 60% cotton
How the fabric works
- Patented Outlast® fibers and premium cotton give the ideal balance of comfort and temperature-regulation
- Includes One Flat Sheet, One Fitted Sheet, and Two Pillowcases (Twin and Twin XL include one pillowcase)
- Built in fitted sheet corner straps to hold it in place
- Fits mattresses up to 16'' deep
- OEKO-TEX® STANDARD 100 Certified Technology. Certification Number: SH025 151577 TESTEX
How to care for it
Basic Care: Machine wash cold water on a gentle cycle with a mild detergent and with like colors only. Tumble dry low heat until fill is completely dry. Remove from the dryer immediately. Only use non-chlorine bleach when needed. Do not dry clean. Do not iron.
Pro Tip: Sheets should be washed every 1-2 weeks. Do not iron, bleach or dry clean your sheets.
Sizing & Dimensions
What's in the set
Every set includes one flat sheet, one fitted sheet, and pillowcases — two pillowcases for Full, Queen, King and Cal-King, one for Twin and Twin XL. King and Cal-King sets come with king-size pillowcases; all other sizes include standard pillowcases.
| Size | Fitted Sheet | Flat Sheet | Pillowcases |
|---|---|---|---|
| Twin | 39" x 75 x 12" | 66" x 96" | (1) 20" x 30" |
| Twin XL | 39" x 80" x 12" | 66" x 102" | (1) 20" x 30" |
| Full | 54" x 75" x 15" | 83" x 92" | (2) 20" x 30" |
| Queen | 60" x 80" x 15" | 92" x 102" | (2) 20" x 30" |
| King | 78" x 80" x 15" | 108" x 102" | (2) 20" x 40" |
| Cal-King | 72" x 84" x 15" | 108" x 102" | (2) 20" x 40" |
Shipping, Returns & Price Match
Free US ground shipping — orders typically ship within 24 business hours from Denver, Colorado. Try it for 30 nights; if you don't love it, return it for a full refund. If it goes on a deeper sale within 30 days, we'll refund the difference.
Made for cooler, deeper sleep
Why you'll love it
Adaptive coolingPatented Outlast® fibers and premium cotton give the ideal balance of comfort and temperature-regulationIncludes One FlatIncludes One Flat Sheet, One Fitted Sheet, and Two Pillowcases (Twin and Twin XL include one pillowcase)Built in fittedBuilt in fitted sheet corner straps to hold it in place
Inside the product
Materials chosen for cooler, more comfortable sleep.
From what touches your skin to how it performs overnight, every detail below comes directly from this product’s materials and care information.
Materials
- 300 thread count 40% Outlast® viscose / 60% cotton
Technology & benefits
- Patented Outlast® fibers and premium cotton give the ideal balance of comfort and temperature-regulation
- Includes One Flat Sheet, One Fitted Sheet, and Two Pillowcases (Twin and Twin XL include one pillowcase)
- Built in fitted sheet corner straps to hold it in place
- Fits mattresses up to 16'' deep
- OEKO-TEX® STANDARD 100 Certified Technology. Certification Number: SH025 151577 TESTEX
Care
Basic Care: Machine wash cold water on a gentle cycle with a mild detergent and with like colors only. Tumble dry low heat until fill is completely dry. Remove from the dryer immediately. Only use non-chlorine bleach when needed. Do not dry clean. Do not iron.
Pro Tip: Sheets should be washed every 1-2 weeks. Do not iron, bleach or dry clean your sheets.
What the press says
“For truly hot sleepers, leave it to NASA engineering to figure out a way to help you finally stay cool at night.”
— Real Simple
The only NASA-derived bedding
Outlast® technology, originally developed for NASA
Award-winning sleep
Recognized by sleep and home editors
Independently lab tested
Improves sleep by 20%, reduces sweat by 50%
Verified Yotpo reviews
Real ratings from 30K+ sleepers
Good to know
Frequently asked questions
How does this bedding help with temperature?
Outlast® phase-change material absorbs excess body heat as you warm and releases it back as your temperature drops.
Can I wash it at home?
Yes. Follow the care instructions above for this product and avoid high heat to protect the fabric and temperature-regulating finish.
What if it is not right for me?
Eligible products include free US returns and a 30 night risk-free trial, so you can wash it, sleep on it and put it to the test.
Real sleepers, real results
Customer reviews
+30k verified reviews, powered by Yotpo.
Tested, not just claimed
Independent sleep testing on Outlast® bedding.
50%
reduction in sweat
20%
improvement in sleep
30K+
happy sleepers