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 360-degree Protection: The toothpaste reservoir can inject toothpaste and come out through 6 small holes,With our 360 degree toothbrush, the owner has more control over which surfaces they're cleaning and the level of vigor. A guarantee of getting all teeth surfaces clean. Let Your Fur Baby to Take Care of its Oral Healthy Happy and Independent Usage: Allow your dog to chew on the Brushing Stick for Dogs for about 10 minutes at a time. This is enough time to clean his teeth, but not so long that he ’ll get bored of it. When his or her 10 minutes are up, you should take the stick and put it up until next time.