Newly litter box features a non-stick stainless steel tray, means nothing sticks to the bottom - everything rinses clean effortlessly, keeping non-odor in homes. The spacious space with high sided enclosure for cats that tend to “kick,” and there's zero leakage. Semi-open and enclosed modes, to cater to the varying preferences and situations. Ideal for anyone with larger cats or multi-cat households! UNHO