Perfect Fit: Custom-made for PetSafe Scoop-Free Self-Cleaning Cat Litter Boxes, providing a snug and secure fit. Note: Does not fit new Smart Chip version Upgraded clip-on Designed Waste Extender will never fall off, Unlike your old magnetic waste extender that keeps falling off Made from high-grade stainless steel, The non-porous stainless-steel surface makes cleaning a breeze. Simply wipe or rinse the tray. The stainless-steel material naturally resists odors, helping to keep your home smelling clean and reducing the need for frequent deep cleanings. Litter box and cat litter are NOT included Reusable Cat Litter Tray Compatible with Petsafe ScoopFree Litter Box, Upgraded clip-on Designed Waste Extender, Stainless Steel Litter Tray Never Stains, Absorb Odors & Easier to Clean