Ultimate 1500 Thread Count 100% Cotton DAMASK KING Pillow Protector damask KING Size 20 x 36 in Sewn with a safety double stitches and has a rust proof nylon zipper A most effective barrier to bed bugs, dust mites, pet dander and allergens Extends the life of pillow,Quiet, Soft & Breathable Cotton blend damask fabric, Down Proof Machine wash and tumble dry for easy care