Stack & Sturdy Construction: This cat toy is made of ultra-strong and tear-resistant PP that stands up to crazy cat scratcher antics, a detachable multi-layer for easy cleanup, with a non-slip base to prevent product rollover. So it is perfect for one or more cats. Spinning Balls Keep Cats Busy: The cat toy stimulates your cat’s senses and hunting instincts, this will increase their sensitivity and will not cause persecution on the furniture at home. Keep Away Lonely: This toy provides hours of exercise & self-amusement for health care and elimination of boredom and pet depression since your cat can play alone when the master is not at home. Play Together: Two or more cats play with this toy together, which will make the cat happier and enhance each other friendship. Detachable 4 Level: Multi-level durably turntable interactive cat toy with cute cat head shape on the top level. Fun to entertain your cat for hours.