Youll be hard-pressed to find a better all-around floating fly line than Rios Trout Series Gold Enviro Fly Line. A special taper offers incredible loop stability at distance, and is perfect for presenting flies ranging from #22 to #2. The unique profile allows your rod to load at close range for effortless casting. Per 5. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Fly Line.