Pack Approved Beef Collagen no hide dogs chews ring pack of 4 offer a satisfying snack time that fulfills their natural instincts while promoting their health. Packed with dog collagen, these large dog treats for big dogs are long lasting and promote strong teeth and joints, making them a perfect choice for breeds of all sizes. With 100% beef corium as the only ingredient, you'll feel good knowing exactly what you're feeding your dog. Each pack comes with 4 3.5" rings. Beef corium is a great alternative to bully sticks and rawhide chew ring. These rawhide free dog chews provide a satisfying challenge to aggressive chewers. Add a puppy chew ring to your furry friend's routine for a happy life!