Newbility Custom Calvin and Hobbes with Beautiful Sky Zippered Pillowcase Pillow Cases Standard Size 20x30 Inch (Twin sides) 8.7" high 0.6" wide 50% cotton, 50% polyester It's a zippered pillow case High quality pillow case with a soft and comfortable texture A great pillowcase to make you have sweet dreams everyday! Don't miss it.Get it now