Home Decor Classic Navy Blue And White Stripe Pattern Long Pillowcase This custom standard lumbar pillowcase is roomy in size 13" x 21" Material: 50% cotton, 50% polyester, environmentally friendly It's a zippered pillow case, with a zippered opening on the side. Only one side printed, the other side is nature material without print. Please notice the item don't includ Filler,just the cover only!