It is made of healthy and eco-friendly nylon, which is not easy to bite and break. The interior is made of soft and very durable TPR material. Dogs play for a long time without harming the health of their gums. Three types of molars in a zigzag pattern with different strengths, 360° integral arrangement, effective coordination of the three types of molars, cleaning power is much better than similar products on the market, and really guarantee the dog’s oral health. When the dog plays with this toy, it can thoroughly clean the dog’s teeth, sharp teeth and molars, effectively remove all kinds of food residue, dirt and dental calculus, and fully protect the dog’s dental health. Completely clean the dog’s teeth dirt and calculus to ensure that the dog’s dental health is protected every minute. Playing with this toy can often relieve the dog’s anxiety and improve the dog’s IQ. When they are at home, they can prevent dogs from entering the house.