Comprehensive cleaning of teeth The uneven surface of the dog bite toy can provide a 360-degree cleaning experience, help clean the plaque and tartar in the dead ends, and protect the dog's oral health. Natural rubber and 100% safe: It is made of non-toxic, durable and environmentally friendly rubber material from Southeast Asia. Therefore, our toys are absolutely safe for your dog. 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. MORE ENTERTAINMENT: Perfect for fetch and interaction with your dog.You can add food or treats into the grooves and this can keep them busy for hours. STRONG TOOTH: Soft and unique surface relief, can effectively help clean their teeth and keep their gums healthy. IMPROVE INTELLIGENCE & IQ TRAINING: This dog toy can easyly attract your pet's attention, help pets' intelligence improving ,and is convenient to train dogs.