Boone Collawags Retriever Rolls are rawhide-free dog chews formulated with collagen support for joint and overall health. Each chew is packed with 4,100 mg of collagen to support healthy joints, ligaments, skin, coat, immune response, connective tissue, and paws. These retriever rolls are gluten-free and contain no wheat, corn, soy, or artificial ingredients. Available in a Pick 4 variety pack at Costco roadshow events, offering a wholesome and long-lasting chewing experience for dogs of all sizes.