Original Buckwheat Hull U Pillow Built In Bucky Bag To Keep Your Pillow Clean And Conveniently At Hand Buckybag Snaps On To The Pillow For Safe Keeping Elastic Strap Clips On To Your Carry On Bag Or Luggage Removable Machine Washable Cover And Carry Bag * Cover: 75% cotton 25% polyester trim: 100% polyester liner: 100% polyester filling: 100% buckwheat hull * Machine washable cover and bag * Product is 12" x 13" * Removable machine washable cover and carry bag.