Tofern Pet Bite Resistant Nontoxic Puppy Dog Chasing Chew Teeth Cleaning Squeaky Ball Toys Professional toy material applied, elastic, bite resistant and non-toxic Regular biting this contributing to cleaning and exercising the teeth of dog, and reducing the chance of suffering from tartar and other teeth diseases Effective to train, exercise and interact with your pets, making its smarter and closer with you Help to attract the intention of pets and protect sofa, shoes, sheets, socks and other things from harming at certain degree Diameter: 7cm; Weight: 38g