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 New Dog Molar Stick Encourages pets to clean their teeth every day. Encourages pets to clean their teeth every day. Dog finger toothbrush:These brushes are made from food-grade materials,the hardness of the bristles is tested and controlled to lower the risk of harming your pet, yet optimize the effect brushing off the grime and tartar.