Guess what? It's a bone and it's very, very tasty ... Like all of our nylon chews, this TastyBone product has been tested in the most vigorous chewers. Made from 100% virgin nylon, it is guaranteed to last. With a unique infusion of flavors that are irresistible to the core, your dog will never get bored as the flavor will last the life of the bone. With each bite, your dog's gums and teeth grow stronger and healthier, protecting them against infection, tooth loss, and vet fees. This bone has a delicious peanut butter flavor and is designed for small and large toy dogs.