RIO is a pioneer in developing fly lines, leaders and tippet material to enhance fly fishing experiences across the globe. Offering premium fly lines for both freshwater and saltwater fishing applications, RIO consistently utilizes field experience and scientific testing to create the best products on the market for anglers. Founded 20 years ago in the mountains of Idaho, RIO continues to develop innovative products, design revolutionary tapers and refine performance-driven fly line technologies.
5050 S. Yellowstone Hwy
Idaho Falls, ID 83402