This tippet material makes it easy to turn over nymph rigs and big streamer flies. Mirage(TM) tippet material Outstanding turnover power Patented extrusion taper technology Refraction index similar to water, so fish can&';t see it Excellent abrasion resistance Pure fluorocarbon Orvis guides love Mirage(TM) tippet for its turnover power, abrasion resistance, and invisibility. Perfect for nymphing and chucking large streamers or chasing wary fish in still water and spring creeks. Sizes 8, 12, 16, 20, 25, 30, 35, 40, 50, 60 lb.