A high protein, cartilage based chew that your dog will love. They're crunchy, they're hollow and they're about to be your dog's favourite treat. The Facts * Toughness rating: (1 – 3, with 3 being the toughest): 2 * Diet: Grain Free, Gluten Free, Single Ingredient * Protein: 100% Australian Beef Trachea Our Promise At K9 Katering, our treats are all natural, with no additives or preservatives added. We pride ourselves in sourcing the finest and freshest meats from local independent organisations who best understand and value the quality of our unique products. Our modern artisan method of heating and cooling removes the moisture and protects the nutritional integrity of the product. We only use quality packaging that's sealed to maintain freshness. Whether you are rewarding good behaviour or more simply keeping your four-legged friend occupied, we have something suitable for dog breeds and sizes.