This T220 White Fitted Sheet, 54 x 80″, with 14-inch-deep pocket fits mattresses 12-16″. It’s produced on sophisticated looms in a world class factory. It is 60% cotton for comfort 40% polyester for durability and its percale/plain weave fabric is designed for long lasting performance. Preshrunk finish for little to no-ironing. Machine wash and dry with less shrinkage.