ValueBull Collagen Sticks for Dogs, 12 Inch Thick Chews, Natural Long-Lasting Dog Treats, 10 CountValueBull Beef Collagen Sticks will keep your dog jumping like a puppy. Like our famous bully sticks, this healthy collagen beef stick is long lasting with a flavor and odor your dog will absolutely crave, plus the added benefits of collagen's proven support for bone and joint health. These digestible dog chew treats are produced without harmful additives or chemicals and may support healthy joints, skin, and coat. Made from the bottom most layer of