ZhouBrand Doctor Who Custom 20 by 30 Inch Zippered Cotton And Polyester Rectangle Pillowcases Protector Case Patchwork 1 Piece, twin sides. Creative design Size 20"x 30", 50% Polyester and 50% Cotton Zippered pillowcase, with a zippered opening on the side Machine wash cold, warm. Do not bleach or tumble dry We accept customization, come to join us now