Stuffed shin bones are strong bones for dogs and stands up well to aggressive chewers. They promote dog dental health by helping to clean teeth and gums through mechanical chewing action. Stuffed shin bones are easily refillable with spreadable treats for longer lasting enjoyment. They are made from premium-quality shin bones stuffed with delicious peanut butter filling. Supervise Use. Feed as a treat or reward. Intended for intermittent or supplemental feeding only.