The downsides? You MUST use their disposable trays to line The underside from the litter box., along with PetSafe’s Crystal Litter. Cats don’t usually like silica gel. And should they’re established scratchers (you know the sort – they head for the center with the Earth after they’re in the box), https://automatic-litter-box28517.fitnell.com/77395052/the-5-second-trick-for-automatic-litter-box