?Three Animal Chirping Sounds?: Pink-Bird, Blue-Frog, Yellow-Cricket,Make about 10,000 Sounds,the Sounds does not Exceed 60 Decibels, Sounds 2s Per Time Without Noise and Short,and It is Touch Activated,If not Touch,Will Keep Quite. ?Can Put Catnip?:You can Open the Lid to Pour Catnips in It,Catnip Smell is Special for Cat, cat loves it so much,will chase and bite it. ?Safe and Durable Material?:Ball is Made of EVA Material, Soft and Elastic, and the Cat can Bite It,Has Little Bouncy,Drop the Balls to the Ground and They will Bounce around to Intrigue Cats to Chase and Play ?Accompany Your Cat?:When you are away from home, these toy balls will enliven your friends and keep your cat away from loneliness. ?How to Use?: Activate the toy, just remove the disposable transparent insulating insert at the top of chirping balls. Once take out the transparent insulating insert, it will not return. Just tap it to make sounds.