Decorbox Summer Starfish Coral Shell White 18X18 Inch Polyester Cotton Pillow Cases Blend Throw Pillow Case Covers Accent Pillows Standard Size Pillowcase Decorative Cushion Cover Cushions Cover The pillow cover is made of High-quality thickened polyester cotton blend material The size is about 45*45cm/18"*18"(1-2cm deviation) The invisible zipper design, it is easy to removable and machine washable Decoration: living room, bedroom, home office, dining room and so on Please Note: the pillow insert is not included, Double-sided printing pattern design