Lakiss Custom Cotton Linen Square Decorative Throw Pillow Case Sofa Cushion Cover 18"X18" durable cotton blend linen,slightly rough texture,lightweight. Size: 18 x 18 inches / 45 cm x 45 cm The pattern is only available on the front side, the back is without printing. This cushion cover has an invisible zipper,Hidden slide fastener design for good looking! Safe to machine wash. This is just one Cushion cover,Pillow insert are not included.