Seaguar Blue Label Fluorocarbon Leader Material offers 34% better knot strength than leading competitor fluorocarbons. Developed with Seaguar's exclusive, proprietary double structure technology, Blue Label Fluorocarbon Leader Material is one of the best on the market. This leader materials advanced strength allows use of smaller pound test versus other fluorocarbons for more effective presentation. Blue Label Fluorocarbon Leader Material also features incredible impact strength, knot strength, and abrasion resistance. Ideal for any leader application, fresh or salt water, Seaguar Blue Label Fluorocarbon Leader Material is a great choice. As with all 100% Fluorocarbon products, Blue Label Fluorocarbon Leader Material is much less visible underwater than monofilament line and virtually invisible to fish. Blue Label is also UV resistant, chemical resistant, non-absorbant, high density, and impervious to cold conditions. This line features 100% Seaguar resins and is produced using a proprietary extrusion process. Double-structure process fuses two 100% fluorocarbon resins Exceptional knot and tensile strength Virtually invisible Test Diameter 2 lb. 0.006 in. 4 lb. 0.006 in. 6 lb. 0.007 in. 8 lb. 0.008 in. 10 lb. 0.009 in. 12 lb. 0.011 in. 15 lb. 0.013 in. 20 lb. 0.016 in. 25 lb. 0.017 in. 30 lb. 0.020 in. 40 lb. 0.024 in. 50 lb. 0.026 in. 60 lb. 0.029 in. 80 lb. 0.032 in.