Custom Pearl Jam Zippered Rectangle Pillowcase Pillow Case Standard Size 20*30 Inch (Twin Sizes) by LuLu Size: 20x30 inch Meterial:50% cotton, 50% polyester. Does not include the pillow core Image: fashion images printed on both sides,or you cam custom your own pillowcase, just send the picture to us. Wash: with pre-shrunk fabric, this pillowcase is washable at 60 degree celsius. Custom pillowcase is a perfect gift for some one