Features【Big Scratching post】The sturdy 19.3" x 15.5" base eliminates tipping and wobbling, suitable for small cats and large cats.【Tall Cat scratcher】The height of 33 inches allows cats to play and exercise.【2 in 1】There are small balls at the bottom to play and the top to rest.Designed for indoor use,cat scratchers for indoor cats.【Premium Quality Materials】Made of natural sisal. The base and top are covered with carpet.【Easy assembly】There is instructions and screws, which can be assembled quickly.