The dog toy is designed with concave-convex grooves and serrated head. When he bites a dog, he will automatically clean his teeth. All raised particles help remove plaque and tartar, tartar and hard-to-reach healthy teeth. The dog is very happy, it is more noticeable before and after use Frequent use of this toy can alleviate pet boredom and anxiety, improve their intelligence, and reduce damage to furniture, clothing, etc Eco-friendly materials, made of plastic for food, without added pigments, ecological and healthy Bottom suction cup design can be adsorbed on the smooth surface of multiple pet environments Soft, bite-resistant material will make your dog's gums feel comfortable Keep in mind that let your dog bite and chew the toothbrush, do not exceed 10 minutes at a time, 10 minutes is enough to clean the teeth, not too long, otherwise he may be tired Specification: Material: TPR Color: Lake Blue/Green/Yellow Size: 9.2 * 9.2 * 12.8cm Weight: approximately 130 grams Package includes: 1 x Dog chewing toys Notes: 1. Please allow 2-3 cm error due to manual measurement. Please make sure you do not mind before purchasing. 2. Colour may not appear as accurate as in real life due to variations between computer monitors.