Custom Abstract Hummingbird Zippered Square Throw Pillow Cover Cushion Case 18x18 (Twin sides) Send your image or message to custom your own style Pillowcase Material:50% cotton,50% polyester Size 18" X 18" (Twin sides) With pre-shrunk fabric, this pillowcase is washable at 60 The Front side is the same to the back side, you just need to customized one side, we'll copy to the other side with the same picture.