Cotton and Flax Ocean Park Theme Decorative Pillow Cover Case D 18" X 18" Square Shape-ocean-beach-sea-print-green-starfish-seahorse-voyage durable cotton blend linen,slightly rough texture,lightweigh Size: 18 x 18 inches / 45 cm x 45 cm The pattern is only available on the front side, the back is without printing. Square Shape-ocean-beach-sea-print-green-starfish-seahorse-voyage This cushion cover has an invisible zipper,Hidden slide fastener design for good looking! Safe to machine wash Just Cushion cover set,Pillow insert are not included