Canine Naturals Hide Free Peanut Butter Rolls 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 Suggested Size: Small 2.5 inch Roll: Dogs up to 20lbs Medium 4 inch Roll: Dogs up to 50 lbs Large 7 inch Roll: Dogs up to 75lbs Extra Large 9.5 inch Roll: Dogs 75lbs and up Available Sizes: 6-Pack 2.5" Small Rolls 25-Pack 2.5" Small Rolls 2-Pack 4" Medium Rolls 5-Pack 7" Large Rolls 2-Pack 9.5" Extra Large Rolls