Purina Pro Plan Dog Toothbrush Stick Rubber Material Chew Toys for Tooth Cleaning and Interactive Training Playing Healthy & Durable material: Our dog toothbrush is Made with natural rubber which is non-toxic and eco-friendly, Also the soft texture designed to be safe for your dog's gums. Natural rubber is more sturdy and durable. Novel Design: This toothbrush stick covers with bristles on the top and has a holding base on the bottom. Rigid bristles helps to grind away plaque and loosen tartar in hard to reach places. And toothpaste can be inserted toothpaste along the bristle lined grooves which helps pets to clean their teeth deeply. Besides, on the bottom of the dog brush stick, there is a paw base which can be hold on the ground steady and allow dogs easy holding so that can encourage the dog chewing. Fast Shipping! 2-3 days Designed to clean teeth in all directions.