Looking for the ultimate combination of a healthy dog treat that packs a flavor punch? Collagen puffs are the perfect poppable protein treat your furry best friend is sure to love. With just two ingredients, USA beef collagen and free-roaming lamb marrow, our puff treats are the perfect reward to get tails wagging. Large crunchy bites for medium to large dogs. Ingredients: Beef Collagen, Lamb Marrow Guaranteed Analysis: Crude Protein (Min) 71% Crude Fat (Min) 19% Crude Fiber (Max) 1% Moisture (Max) 7% Omega-3 Fatty Acids* (Min) 0.5% Calorie Content (Calculated ME): 4,231 kcal/kg, 4.2 kcals/treat