Nylabone Chews are a long-time favorite of both dogs and owners. Designed for powerful chewers, these durable chews let dogs indulge their natural urge to chew in a safe, healthy and tasty way. Value pack includes three regular chew bones; two original flavor and one chocolate flavor. The unique chocolate variety has a thin film of chocolate caramel under the surface. You can't see it or smell it, but your dog will sure know it's there; and it's 100% safe! Ingredients: Nylon, flavor impregnated. All Nylabone products are ASPCA approved and made in the USA.