Built a half-size heavier than its class, Scientific Anglers Frequency Boost All-Purpose Floating Fly Line provides all the energy needed to fire out a perfect cast every time. Designed for general-purpose use, this affordable line loads quickly, turns over larger offerings with ease, and has a mid-length head design that matches beautifully with most freshwater applications. With its braided multifilament core, Frequency Boost gives you a supple, easy-to-use line that delivers significantly more power than a traditional trout taper. Half-size heavier than a traditional trout taper Provides more casting energy and power Turns over large flies with ease Versatile mid-length head for general-purpose use Braided multifilament core Supple and easy to use