3 sizes of dog toothbrushes: Suitable for all Small Medium Large Dogs. Choose the right size based on the size of the dog. Made of high quality rubber, nontoxic ,durable, 360-degree bristle configuration, bite resistance and easy to clean Stabilizing Paw Pads: To allow easy holding for your dogs. 4. Designed to clean teeth on both sides and is angled to fit comfortably in your pet's mouth. ??RELIEVE STRESS??Bite Resistant. Perfect for stuffing with treats; Unique treat-gripping design. Helps eliminate boredom and separation anxiety.EASY TO CLEAN. It can be washed ,no residual dirt, so that dogs chew more safe and hygienic.The design with different holes is suitable for dog's teeth in different directions.