About this itemPolyesterREVERSIBLE FOR ALL SEASONS – Need cooling sheets in the spring and summer and warm, cozy sheets in the fall and winter? Enjoy both features with this reversible sheet set that will lull you into deep, comfortable sleep every day of the year.EVERYTHING YOU NEED FOR THE PERFECT SLEEP SETUP – This OEKO-TEX certified 4-pc set contains 2 pillowcases (1 pillowcase for twin size), 1 elasticized fitted sheet w/ 16?? pocket depth, and 1 flat sheet??everything you need to create a luxury hotel experience at home. Comes in a beautiful, giftable package.SPA-LIKE COMFORT FOR ANY TYPE OF SLEEPER – Made of 100% polyester twill with a high 250 thread count, the cozy side is brushed for a soft, suede-like hand feel, while the sleek side has a satin-like finish that is cool to the touch. Perfect for hot sleepers and cold sleepers.LOW MAINTENANCE – Wrinkle resistant, hypoallergenic, and machine washable, these sheets are easy to care for and make laundry day a breeze.100-NIGHT SLEEP TRIAL AND 5-YEAR WARRANTY – We guarantee that these will be the softest sheets you??ve ever experienced. If you??re not in love within 100 nights, return the set to us for a full refund.