Smart interactive cat toys make max interactive and enjoyment to cats kittens smart feather randomly hide and seek from 7 holes at top and 3 sides. Stimulating cat s instincts to play ambush hunting pounce exercise. Feather rotates inside of toy randomly pop out from one of 7 hole like puzzle need cat to decide where is feather out cat need to focus mind power to do best grasping feather before feather hide in the hole. Cat like this mental and physical challange for long times. Warm suggestion most cats are so clever like child. For keep cats long term interesting playing toy suggest offer cat play one kind of cat toy about 0.5-1 Hour each time.