PetKit reserves the correct to refuse a return if an item doesn't meet up with the requirements for the refund. We usually advocate clumping litter in the Litter-Robot but litter beads and crystals which can be sufficiently small to pass through the display, such as Rather Litter, will function.” When https://thesocialdelight.com/story5697239/a-secret-weapon-for-automatic-litter-box