Tendons, already exceptionally high in Type I collagen, glucosamine, and chondroitin, are wrapped with beef Esophagus which is also naturally rich in glucosamine and chondroitin, which may help support cartilage, reduce discomfort, and may promote better mobility - especially beneficial for senior dogs and active breeds. A high-quality protein, low in fat with easily digestible protein to support strong muscles, healthy skin & coat, while remaining low in calories. ne of the toughest natural chews available. Provides extended chew time that satisfies your dog's natural urge to chew while keeping them entertained over a long period. | Home Range 8-11" Chomper Wrapped Backstrap Dog Treat