INTEREST AND PRACTICABILITY:The gear design can provide snacks, while dogs are not hungry when playing ball games.All rubber toys are made of high-quality natural and nontoxic plastic film for small and medium dogs to play, train and chew. NONTOXIC MATERIAL :The product is made by extra-tough rubber, good elasticity, bite-resistant and nontoxic,non-abrasive,safe for your sweet dog grinding and cleaning their teeth.Easy machine washable makes for easy and hassle-free cleaning. CLEAN TEETH:Preventing a variety of oral diseases exercises the teeth and the little nubbins on the bone to help clean the plaque of teeth Great for medium and large sized dogs.Effectively help clean the teeth, massage gums and tongue, reducing dental plaque and tartar breeding. SMARTER TOYS:Smarter Toys for Smarter Dogs! Playtime keeps dogs physically fit and mentally sharp by helping clean dog's teeth and keep their gums more healthy. KEEPS YOUR PET PHYSICALLY AND MENTALLY FIT:To keep your pet physically active and mentally stimulated, use the SunGrow Dental Chew Treat Ball as a fetch ball. It will help in promoting endurance and strength of the animal and serves as a healthy outlet for instinct and energy.