Cow Flavored Cheeks (Pack of 5) manufactured by Great Lakes Pet Treats. Cow cheeks are a great rawhide alternative that is highly digestible and naturally infused with collagen to support joint health. Cow cheeks are a grain and gluten free treat that help improve dental heath by breaking down tatar to prevent plaque. All flavoring is done in Michigan using human grade flavoring, with our hand dipped, Small Batch method. Always supervise your dog while giving a treat.