4/6Pcs Pets Cat Litter Pad Filter Trapper Non-slip Waterproof Catching Mats. Specifications: Large and deep holes trap litter from box and cat paws, saving your unnecessary cleaning time. Waterproof base layer keeps urine off the floor. Made of light weight, durable and eco-friendly activated carbon fiber. Easy to clean. Item Name: Cats Litter Mat Material: Activated Carbon Fiber Features: Non-slip, Waterproof, Filter Length: 16.5cm/6.5" (Approx.) Width: 15.5cm/6.1" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 4/6 x Cats Litter Mats