All puppies go through the process of growing new teeth; and while teething, puppies have a strong urge to chew. Deter destructive chewing with N-Bone Puppy Teething Rings. Its unique shape and pliable texture make it an ideal teething aid to alleviate discomfort by massaging gums while your puppy enjoys this delicious treat. N-Bone Puppy Teething Rings are edible and safe to digest, gentle and safe for delicate teeth, and provide a safe outlet for strong chewing urges. INGREDIENTS (Pumpkin) Rice flour, gelatin, vegetable glycerin, water, oat hulls, calcium carbonate, sweet potatoes, pumpkin, cranberries, natural pumpkin flavor, citric acid (a preservative), brewers dried yeast, cinnamon, fennel, fish oil (source of DHA), turmeric. INGREDIENTS (Chicken) Rice flour, gelatin, vegetable glycerin, water, chicken, natural chicken flavor, oat fiber, calcium carbonate, cranberries, citric acid (a preservative), brewers dried yeast, cinnamon, fennel, algae meal, turmeric.