You can't go wrong with long-lasting chews that keep your dog busy and satisfied and are made from 95% collagen. Barkworthies Collagen 5-inch Braided Stick Dog Bone is a delicious treat that's good for your pup inside and out. Collagen helps support your dog's healthy coat and skin, as well as boosting digestive health and joint mobility. -Made with all natural ingredients. -High-protein, low-fat treats. -Helps keep your pup occupied for a long time. -Naturally high in collagen. -Easily digestible.