The K&H Thermo-Kitty Playhouse is perfect for sleeping and playing. The replaceable cardboard scratching pad on top removes easily and can be swapped out at any time for a new cardboard refill pad (sold separately). The downstairs house portion of the Thermo-Kitty Playhouse is the best sleeping area your cat can have. Its private, comfortable and will quickly become your cats favorite. The sturdy design also allows cats to play and scratch on top, satisfying all of their needs.