Our Boxby Duck trainers are suitable for puppy’s and adult dogs. The treats are all natural, they contain no grain and no gluten, are high in energy, have digestion benefits and are perfect for training. The product is packed in a re-sealable bag of 100g. Composition Meat and animal derivatives (duck 35%, chicken 16%), derivatives of vegetable origin, oils & fats, minerals. Analytical constituents: Crude protein 29%, Crude fat 12%, Crude ash 3.5%, Crude fiber 1%, Moisture 24% No additives