Hartz® Dentists Best™ Beef Flavored Dental Rawhide Chew™. Freshens breath. DentaShield® coating. Reduce tartar formation by 80%. 2 pack - 8" retrievers for large dogs 50 lbs+. Did you know Dogs suffer from tartar, gum disease, and tooth loss just like we do. DentaShield® reduces new tartar formation by bonding with components in your dog's saliva. The chewing action helps reduce tartar build-up, freshen breath and promote healthy gums. Always select a chew that is appropriate for your dog's chewing habits. Supervise your dog when giving this chew. Treated by Irradiation. Visit our website www.hartz.com. Hartz® and other trademarks are trademarks of The Hartz Mountain Corporation.