The PetSafe® ScoopFree® Plastic Reusable Tray is the ONLY durable plastic option designed to work seamlessly with all ScoopFree® Crystal litter box systems including the new generation of ScoopFree Pro and ScoopFree Plus cat litter boxes. Made from non-porous plastic this cat tray is built for long-term everyday use. Its nonabsorbent stain-resistant surface stays cleaner longer while the rounded edges help reduce mess and residue. An included magnetic waste shield helps contain odors and a raised plastic lip helps keep waste in place under the waste trap. The ScoopFree Reusable Plastic Tray saves money and reduces waste with a bit of simple cleanup. For zero effort our ScoopFree Disposable Crystal Cat Litter Trays deliver easy toss-and-replace convenience. Works best with PetSafe ScoopFree Premium Crystal Litter.