Petrodex Enzymatic Toothpaste: Available in Beef and Poultry flavors. Hydrogen peroxide-producing formula. Fluoride free. Dental care is just as important for your pet as it is for you. Helps control plaque and fights bad breath/dual ended toothbrush tapered to conform to pets mouth. Ultra soft bristles for gentle application. Overall length is 9 inches long. Hydrogen Peroxide Producing Formula: Size: 2.5 oz.