Percy Jackson and the Lightning Thief 20X30 Two Sides Custom Cotton & Polyester Pillow Case Cover Cushion Cover Model: CHH-0229 (Build-to-Order) Standard size: 20X30 inch 50% cotton and 50% polyester Pillow cover only, no pillow core. A great gift for your lovers and friends Build-to-Order: Products are not built until a confirmed order for products is received