Interactive cat toys simulate the real sounds of animals frogs, crickets, and birds cat toys make lifelike animal chirping sounds once playtime begins, beckoning every bat, bite, chew, and chase Catnip toys for indoor cats can add catnip by opening the lid then you can add catnip to the ball which can attract the cat’sAttention Kitty toys balls are made from durable and highly resilient eva materials which endure each aggressive wrestle and it is soft and safe for cats. Cat toys for indoor cats built-in batteries make each cat toy ball last 10,000 times of chirping Reminder when there is no sound, please slam the bottom plate vigorously to solve the problem of no sound Cat toys balls