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 Encourages pets to clean their teeth every day; Designed to clean teeth on both sides and is angled to fit comfortably in your pet's mouth. Keep Healthy: Soft rubber dog toys can effectively prevent dog from eating too much every time,and help big dog teeth to clean. Helping dog digest and keeping dog healthy. The dog dental dog chew toy and dog treat launcher toy has been extensively tried, tested by independent quality control companies for quality. It is non-toxic materials used you can enjoy complete peace of mind that your pup's oral hygiene is in safe hands.