Canine Naturals Hide Free Peanut Butter Sticks Dog Chew. Hide Free Peanut Butter Chews have a great coating made from REAL PEANUT BUTTER and use ABSOLUTELY NO RAWHIDE OR COLLAGEN in production. Available in retriever rolls, knots, and sticks and in sizes from mini to extra-large, we have the perfect sized chew for your dog. 100% Rawhide and Collagen Free Formula! Easily Digestible Recipe – Over 95% Digested in 18 Hours Real Peanut Butter Coating Fulfills Dogs’ Natural Chewing Instinct Helps Clean Teeth and Gums No Artificial Flavors or Colors Available Sizes: 10-Pack 5" Sticks 40-Pack 5" Sticks