A curved scratch board and a sisal ball on one wooden frame, so your cat can claw and bat in the same spot.Cats scratch to stretch and swat at things that move. The arched ramp gives claws a textured surface to dig into, while the mounted sisal ball spins and takes a beating without rolling away. Sisal ball stays put, no chasing it under furniture Curved board fits a full body stretch and scratch Pine frame holds steady while your cat goes at it Two zones in one footprint, claw and play What's inside One arched pine wood frame Corrugated cardboard scratch board Mounted sisal wrapped scratching ball Available in two sizes How to use Set it on the floor where your cat likes to scratch. Spin the sisal ball once to catch their attention. Let them climb on and dig into the curved board. Flip or rotate the cardboard board when one side wears down. Step back. The ball and the ramp do the rest. Care & durability Vacuum cardboard crumbs as the board breaks in. Wipe the wood frame with a dry cloth. The cardboard board wears with use and is the first part to replace.