Cat Litter Crystal Tray Refills for ScoopFree Self-Cleaning Cat Litter Boxes - 3-Pack - Non-Clumping. UNBEATABLE ODOR CONTROL: Crystal cat litter absorbs urine and dehydrates solid waste to remove odors; covered trap locks away solid waste and odor so you never have to touch or see smelly waste. LESS MESS: Low-tracking crystals don't stick to your cat's feet and are 99% dust-free. LEAK PROTECTION: Plastic tray lining creates a powerful extra barrier to help protect against leakage. EASY, CONVENIENT CLEANUP: No scooping required; simply remove the disposable litter tray and throw it away. This item is in the category "Pet Supplies\Cat Supplies\Litter Boxes". The seller is "areydsn" and is located in this country: US.