Wetfly Nitrogen1 Fly Line 100-Foot WF-7-F Wetfly Nitrogen1 Weight Forward Fly Line The Nitrogen1 Fly Line is designed to cover all situations when you want a quality fly line that delivers precision casts to fish The high-floating composition of the coating assists in easy pick-ups and flawless mends Welded loops on both ends allow for easy connectivity to both backing and leaders without the need for nail knots and butt section fabrication on the river Nitrogen1 Fly Lines work great on any setup, but match perfectly with out Nitrogen1 Fly Reels