Size:18 x 18 Inch / 45 x 45cm.Please allow 1~2cm deviation because of hand-cutting and sewing.Suitable for sofa,bed,home,office. Material:Polyester Zipper is hidden.This pillow cover is very noble. Pillow covers only,pillow inserts are not included. Due to the production process, pillow covers in different light intensity and angle, the surface will produce plush silver reflective, so that the products exhibit different colors, this is a normal phenomenon, and not the product quality problems.