The Platinum Mattress Protector offers you total comfort with a protective waterproof layer. It`s covered in a soft terry cloth outer that feels oh so soft against your skin. With a soft 100 percent cotton-fiber layer in the pad backed by a waterproo f protector layer that is 78 percent polyester and 22 percent nylon this mattress protector is a wonderfully comfortable way to ensure a dry restful sleep. It repels body moisture and dust mites yet lets your skin breathe. Fits twin through king size s.Size dimensions:Twin: 39W x 75L inchesFull: 54W x 75L inchesQueen: 60W x 80L inchesKing: 78W x 80L inche