Dreamaire Outlast 350 Thread Count Sateen Comforter has Outlast technology which responds to changes in temperature. It is uniquely engineered to help migrate the effects of hot flashes and overheating. It also has a warming effect if you are cold and releases heat. Create a complete temperature regulation sleep system with the Outlast bedding line. You will never be too hot or too cold again. You will always be "Just Right". The comforter is generously filled with polyester fiber fill (45 oz queen and 54 oz king) and is lined with the Outllast Certified Gold Liner. The comforter comes in queen and king sizes which are over cut. The queen measures 90x98 inches and the king measures 108x98 inches