White Standard Size Satin Pillow Cover - Satin Pillow Case Cotton Linen MATERIAL: Made of durable cotton Linen,slightly rough texture,lightweight. INVISIBLE ZIPPER: The stitching is tight, the print is flawless, the zipper is hidden. SIZE: 18"*18"(45x45cm).Perfect item to decorate your room,sofa,cars and chairs,ect. The pattern is only available on the front side, the back without printing. There is only pillow case,Pillow core are NOT included in the purchase.