Martex Limited T200 Pillowcase, King 42" x 46" finished size: 20" x 40" Hem: 4", 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. Preshrunk finish for little to no-ironing. Machine wash and dry with less shrinkage. White. Replaces 1275140-WT