DESC: Breakables™ Clenz-a-dent® Rawhide Dental Chews are uniquely designed to break-apart as a dog chews. Shredded pieces of rawhide are compressed, heat-dried, and enzyme-coated. Breakables™ Clenz-a-dent® Rawhide Dental Chews are coated with two ingredients¹ that contain the enzymes glucose oxidase and lactoperoxidase, to help maintain the natural antibacterial system in the saliva. The abrasive action of chewing helps keep teeth clean and breath fresh.