This cat tower for indoor cats uses 3 large sisal rope scratching posts, each featuring a different color scheme or design, perfect to keep cats interested time and time again - or for households with multiple kitties.Cat activity trees with dangling toys stimulate your cat’s senses and natural instincts. Your kitty will be entertained for hours when they hunt, stalk, and bat at the sisal rope balls and toy mouse that hang from under the cat perch.