Orthopedic 4" Dog Crate Pad by Big Barker. Waterproof & Tear Resistant. Thick, Heavy Duty, Tough, Washable Cover. Luxury Orthopedic Support Foam inside. Sized to perfectly fit inside standard crate sizes. Made in USA. Sized to perfectly fit inside the raised lip of plastic tray in a standard 48" x 30" large crate. American made foam is highest quality you'll find in a crate pad. Won't flatten or pancake over time Orthopedic foam comforts joints & keeps your dog from touching hard plastic and metal in the crate. Cover is 100% waterproof and highly tear resistant. Protects against accidents, nesting, and digging Easy to clean, machine washable. Proudly Made in the USA.