This cat tree stimulates the cat's jumping and climbing instinct and can jump and climb freely. This 69-inch tall cat tree is large enough for 3-5 cats. This wooden cat apartment platform is solid and stable. The cat climbing tower is made of safer environmentally and more friendly wooden materials. The poles of this cat tree are made of full sisal, so cats can scratch them as they please. Additionally, this cat tree comes with anti-tip equipment. The cat activity toy center comes with removable pads that are washable and easy to move.