Made from 100% dehydrated yak milk, this all-natural and long-lasting chew will entertain and engage your dog for hours on end! Contains ABSOLUTELY NO binders, artificial ingredients or lactose! Suitable for teething puppies as well as grown dogs. Product Highlights: 100% natural and organic, no GMO. Human grade, no binding agent. Completely digestible. Lactose free, Gluten free, Grain Free. No odour, no preservatives.