Scientific Anglers WF-5-F Sharkwave GPX Fly Line, Bright Buckskin/Blue/Optic Green Dry Tip Technology combines with our Sharkskin texturing for ultimate flotation Mastery Textured running line delivers longer casts without abrasion Features the Tactile Reference Point (TRP), a non-embossed section at the end of the head Made a half-size heavy to load fast-action rods