Fun and Healthy Rubber toy. Interactive rubber toys are the secret to keeping your Pet and Family interacting happily. Best new durable, non-toxic rubber and rope toy. Letters shape ridges and rope aid in plague removal for healthy teeth and gums. Proven effective for all dogs. Plague removal for healthy teeth and gums. Non-Toxic Rubber. Braided Rope. Available in colors: Black/Gray/Pink, Black/Gray/Red, Black/Gray/Yellow. Proven effective for all dogs.