Jones Natural Chews 4 inch Bare Bone is cut from USA- raised, natural beef tibia or femur. It is boiled clean, with no chemicals introduced throughout the process. This is cut to an appropriate length for small or medium sized dogs. This single ingredient, natural dog chew provides hours of chewing entertainment, and because it has been thoroughly clean this bones makes a great option for dogs that follow a more strict diet or need a less rich bone for their chewing sessions. The gnawing action from chewing helps keep dogs teeth and gums free from plaque buildup. All Jones Natural Chews products are raised and handcrafted in the USA and responsibly sourced.