Jones' Windees are leaving dogs around the world breathless! They are made of USA-raised natural beef trachea or windpipe. Windees are oven-baked with no artificial ingredients and are a natural source of glucosamine and chondroitin, which aids in joint health. Windees are a great crunchy treat that offer a great chewing experience. All Jones products are raised, sourced and hand-crafted in the United States. Ingredients: Beef Trachea Guaranteed Analysis: Crude Protein Min. 50%, Crude Fat Min. 24%, Crude Fiber Max. 4%, Moisture Max. 12%