Cool Peter Pan Custom Zippered Pillowcase With Standard Size Personalized Pillow Cases Cover 20"x30" (Twin sides) Made of 50% cotton, 50% polyester Zippered pillow cases 20*30" (One Side) With pre-shrunk fabric,this pillowcase is washable at 60 degrees Celsius,safe to machine wash Super soft & cozy Printed with special design or your own pictures