Absorbs Heat Before You Start to Sweat! Revolutionary textile technology offering dual action dynamic cooling benefits. Instant cool-touch feel as you crawl into the sheets. As the body starts to warm up the heat energy is pulled into the fibers and stored until your body cools down. Continuous evaporative cooling to maintain your ideal sleep temperature on the finest quality 400TC, 100% long staple cotton percale. * Dual action cooling: Cool touch + continuous dynamic cooling. * Temperature Regulation * Biobased technology * 400 TC, luxury 100% cotton. * Fitted sheet labelled long and short. * All around elastic and corner elastic bands for added grip. Queen Set includes one flat sheet (92" x 104"), one fitted sheet (60" x 80" x 16") and two queen pillowcases (20" x 31") King Set includes one flat sheet (110" x 106"), one fitted sheet (76" x 80" x 16") and two king pillowcases (20" x 40") Split-King Set includes one king flat sheet (110" x 106"), two twin fitted sheets (39" x 80" x 16") and two king pillowcases (20" x 40") Gentle cool temp machine wash and dry. No bleach, no fabric softener. USDA Bio-Preferred