When a treat comes from free-range, grass-fed cattle, you can be sure it?s top-notch goodness for your best buddy. Barkworthies Beef Cheek Wrapped With Chicken Dog Bones are chock full of collagen, a naturally occurring protein that?s one of the key components of all connective tissue. These bones can help bolster joint health, aid in digestion, and promote healthy skin and coat. -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.