Despite their enormous size Ostrich Bones are very light because they're formed with a honeycomb-like internal structure that makes them a softer, yet still very durable chew for small and larger dogs alike. Ostrich is a highly sustainable, low allergen meat & their bones are really low in fat, so they're a handy way to cheer up a dieting dog or those prone to pancreatitis.JR's Premium Large Ostrich Bone is naturally healthy and totally irresistible, they're the ideal treat as its 100% Ostrich.No additives or preservatives100% pure Ostrich meatLong Lasting ChewResponsibly sourced