Only The Finest Ingredients Are Used In These Healthy Chews. With No Added Plastic, Sugar, Salt Or Colors, You Can Feel Good About Serving These Low-Fat Nylabones. Bone-Hard Texture Wears Down Slowly To Aid In Tartar And Plaque Control. Specified Bones Can Be Microwaved For Under A Minute To Achieve A Softer Biscuit-Like Texture. Nutritious And Delicious!