New Dog Bone Toothbrush Dental Care Removes Plaque Tarter Cleans Mouth Hygiene The chew-it-yourself toothbrush for dogs Chewing and gnawing the bone removes food, plaque and debris from your dog's teeth, down to the gums For even greater results, add toothpaste or snacks in the dental nubs. Have your dog chew on the bone for 3 to 5 minutes Helps Remove Plaque and Tarter, Healthy & Clean For greater results, try adding toothpaste (formulated for dogs) in the nubs. 100% vulcanized rubber, 6"L.