The cat toothbrush toy is made of pure nature rubber, which is no-toxic and eco-friendly, resistant to bite, safe for your cat teeth healthy. The cat toothbrush was designed with many molars spread on the surface, it help clean and massage your cat teeth when they chewing. The smell of catnip can be sent out from the holes on bottom an top, that will make your cat happy and love play with the catnip toy.