“The do-everything Swiss Army line. If you’re looking for 1 general purpose line, this is it.” -Adam The RIO Gold is the ultimate all round, floating line for the trout fly fisher. Long head for ultimate casting control Taper design to cast flies between #22 and #2 Low-stretch ConnectCore Plus for the best in casting control, performance and smoothness Built with RIO's exceptionally slick, durable SlickCast Features RIO's SureFire tricolored measuring system for increased accuracy and distance control.