Automatic litter boxes give your cat a clean, fresh-smelling box. ScoopFree® litter boxes use disposable litter trays and rake away waste after your cat uses the box. Save 10% and get FREE SHIPPING with a litter tray subscription. The Simply Clean™ auto litter box continuously cleans, giving your cat a clean box effortlessly. The SweepOne™ rakes away your cat's waste automatically-- no scooping required!