This Martex Limited T200 Fitted Sheet, King at 78" x 80" x 10", is 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. Gold hem thread for easy size identification. Preshrunk finish for little to no-ironing. Machine wash and dry with less shrinkage. White.