Only Natural Pet Free Range Bully Sticks are made from free range, grass-fed Brazilian cattle raised without the use of growth hormones, antibiotics, or any other unnatural additives commonly used with feed lot cattle. The result is a 100% all natural chew that's low in fat, high in protein, completely digestible, and a perfect accompaniment for any healthy diet. Gently dried to increase toughness for a satisfying, long lasting chew, Only Natural Pet Free Range Bully Sticks are an excellent way to reduce excess tartar & plaque build up on your dog's teeth. Plus, they're a healthy, constructive outlet for dogs to get out that desire to chew.