C.O.T. Cats of Thrones Toilet Seat for Cats Starter Kit The World`s ONLY Toilet Seat for Cats; We never expect a cat to use the HUMAN toilet seat We have a uniquely designed drainage system built into the training stages to make cleanup super easy! Dissolving Cat Litter is a one of a kind item designed specifically for our system, you will normally only buy our cat litter ONE TIME EVER! Our goal is to make your house litter free faster than you think!