Pets of all sizes will enjoy the FurHaven Cat Furniture Play Stairs with Cat-IQ Busy Box. This multilevel cat tree tower with interactive toys fills your cat and kitten's need to climb and explore. Natural sisal posts are the purrfect scratching aids for your cat's claws. Top platform features a fun, springy ball wand toy and for an even better view, a perch at the very top is the best seat in the house (at just the right height for petting!). This cat tower also includes a fun and interactive Cat-IQ cat toy to keep your pet entertained and active. The Cat-IQ Busy Box features two jingle balls for a fun game of cat-and-mouse (balls may be removed for play in or out of the unit). Easy assembly in just minutes with included instructions.