Corduroy Soft Decorative Pillow Case Cushion Cover Square 17" x 17" (Navy) Material: Polyester. Only cover ( insert not included) Size: 43cm x 43cm (17"x 17") There is a Zipper to close the cover. Hidden slide fastener design for good looking! There may be 1-2cm deviation exist and there are slight difference between the picture and the real item caused by light brightness,hope you can understand. hope you can understand. Wash Temperature: Under 40C. (less than 86 F) (Remember: Please wash cover and the insert separatly, please do not wash cover together with your other clothes, you can add a liltte of salt in the water when you wash the cover).