A name like "Litter Gitter" might be an insult to an otherwise ingenious design but this litter pan has earned a loyal following for a good reason. It is simply the best functional solution to an otherwise problematic chore. The sifter tray insert makes cleaning the litter pan a sanitary "one scoop" process. Washable and durable for years of service. Sifter tray insert makes cleaning the litter pan easy Washable and durable