Cat Litter & Supplies Cat Litter Litter Happy Cat Pine Litter (20lb) $28.99 Add to cart Litter Happy Cat Litter System $55.00 Add to cart Litter Boxes Litter Boxes Happy Cat Sifting Litter Box $44.99 Add to cart Litter Happy Cat Litter System $55.00 Add to cart Mats & Liners There are currently no products available in this category.