Etrony 18"x18" Cotton Linen Square Decorative Throw Pillow Case Cushion Cover Coral Sea Shells Series (Starfish) Material: Cotton and Linen; Size: 45x45cm/18x18inch Hidden zipper design, easy to wash Pattern: Coral Sea Shells ( Pattern is only available on the front side ) Modern design will instantly give you a refreshing look Package: 1  Pillow Cover (insert not included)