100% Pure Icelandic+ Beef Rolled Collagen Stick with Center Wrapped Fish Skin 4" Dog Treat. Made of Usa Beef Collagen and Atlantic Cod Fish Skin. Rolled Sheet of Collagen for Strong Chewers. Rich in Omega-3 Essential Fatty Acids. Long-Lasting Chew with Multiple Layers. Reduce tartar and plaque build-up for healthier gums and teeth. Safe alternative to rawhide. 100% Edible so it is easy to digest. 100% Natural, no additives, no preservatives, no supplements. 100% Two Ingredient Dog Treat. 100% Awesome Treat for your pet! Icelandic+ Beef Rolled Collagen Stick with Center Wrapped Fish Skin Dog Treats are available in a 4" size. Each package contains 1 rolled chew. The Collagen Chews are Hand Wrapped and come from Usa Beef and Wild Caught Atlantic Cod Skin. The Wild Caught Atlantic Cod Skins are sustainably sourced and are naturally rich in protein and omega-3 essential fatty acids to help support healthy skin and coat and provide major chewing satisfaction