Terry Cloth Waterproof Mattress Protector, Twin Size Cotton Waterproof technologically advanced fabric for protection against sweat and incontinence Elastic, fitted sheet style, for comfort and to easily fit all mattress thicknesses Super absorbent cotton toweling is a breathable "New Age" terry cloth fabric made from 100% natural cotton fibers Machine washable and tumble dry at low temperature and requires no ironing Fast, Free shipping to contiguous US