Gnawlers Hearty Roll – 8 inches is tasty healthy treat for your pooch especially for large and medium breed. This roll is softer than a bone but easy to chew and can sustain for a long time. It is a natural treat which contains high protein, hence helping in improving the muscle and bone strength. Gnawlers Hearty Roll – 8 inches has added pre-biotics that help in proper digestion and vitamin and minerals that helps in overall growth. It has collagen, soy protein, dietry fibre etc which helps in proper development.