Bailand Set of 4 Linen and Cotton Pillow Cover with Birds Decoration (Set of 4) Material:Durable cotton blend linen,slightly rough texture,lightweight. This cushion cover has an invisible zipper,Hidden slide fastener design for good looking! Safe to machine wash. ize: 18 x 18 inches / 45 cm x 45 cm This is just one Cushion cover,Pillow insert are not included. The pattern is only available on the front side, the back is without printing.