54% Polyethylene/46% Polyester/1% Spandex Double the comfort: Includes two premium TEMPUR-Cloud Adjustable + Cooling pillows Helps relieve aches and pains with a blend of the same proprietary TEMPUR-Material found in our mattresses TEMPUR-Blend: A proprietary blend of the same TEMPUR-Material found in our mattresses that provides one-of-a-kind support and pressure relief to help reduce aches and pains. Performance Cover: A removable, machine-washable, and cool-to-the-touch cover woven with special heat-absorbing fibers that draw heat away from the body for all-night cooling comfort. Adjustable Feel: Fully customizable for all sleep positions