Dog Bark Naturals are treats, rewards, incentives, and great sources of protein your dog will absolutely love and ones you can feel good about giving to that beloved member of your family. All of our treats are made with one single ingredient! There’s no guess work in what or how much of anything you get with our treats. Minimally processed and as natural as it gets, your dog will know the difference and love you for it. Dried shark cartilage chews are healthy, fun, and rewarding way to support your dogs hips and joints. Shark cartilage is a renowned and natural source of glucosamine and chondroitin. No hormones added. Zero preservatives. All Natural Cartilage Chews for Dogs Natural Source Chondroitin Omega-3 100% Shark Cartilage Sourced & Made in the U.S.A.