1.Functions: teeth grinding, teeth brushing, vocalization, bite resistance, training 2. The front is made of soft corduroy fabric, seamless stitching, bite and abrasion resistance, longer service life can be swallowed by the dog and cause unnecessary harm 4. built-in sound device, pets want to play the more they play 5. Use PP cotton inside, soft and comfortable, bite and abrasion resistant, molars and teeth clean
