Cat Scoopless Lift to Sift Litter Tray. No scoop any more - cleans in seconds. Easy way to keep the cat litter tray clean and tidy. In addition the design prevents litter from scattering. Made out of premium quality plastic for strong and durable long lasting. Uses two pans and a sift to creat a perpetual litter box self-cleaning system. Comes with white or yellow sifter (stock availability). Not suitable for wood pellets.