bout this item Rubber 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 Tooth Clean: tooth-shaped design.Effectively help clean their teeth and keep their gums healthy. More Entertainment:which can be stuffed with pet snack. Your pets will accept this toy easily and get more surprise while playing. Best Dog Toys for Boredom. Improve Intelligence: Your dogs’ IQ can be trained and improved while they bite this toy ball. Best Gift for Pets:The toy ball is a perfect gift for your pet to fetch and play interact games with you.This dog chew toy can reduce the dog’s destructive behavior, protect the home shoes, socks, sheets, sofa are not afraid of dog bite。