100% Natural - Human-grade Air-dried lung bites 80g per pack Made from fresh beef lung Healthy and guilt-free treat Great for training Protein packed, plus are rich in vitamins A, B12, D, E, and K, and potassium Great for aiding healthy hearts, nerves, and muscles in dogs. Low calorie, being 60% protein Crunchy, easy chews in bite-sized portions perfect for dogs of all sizes Cat-approved and Dogs love it! Every Puff is filled with L♥VE