Nature's Miracle Orthopedic Pet Bed Washable and waterproof Stain resistant and odor blocking technology Locking zipper design Works with Nature's Miracle 20 inch Port-A-Crate and most 20 inch crates Packagining may vary Two and a half Inch of superior foam padding product protection Inhibits the growth of bacteria, mold and mildew Reduces odors from microorganisms Stain resistant, easy-clean fabric