Automatically removes waste No scooping, cleaning or refilling your cat’s litter box for weeksUnbeatable Odour Control Crystal litter removes smell by absorbing urine and dehydrating solid wasteNo More Messy Floors Low-tracking crystals are 99% dust-free and dont stick to your cats paws; a hooded cover helps to keep kitty litter inside the boxLeak Protection Disposable trays have a plastic lining to help protect against leaking and keep your floors clean