P-Line Halo Fluorocarbon Mist Green Fishing Line 2000 YD Bulk Spool Co-Fluoride blends 3 styles of pure fluorocarbon crystals. Gives anglers the best combination of strength, sensitivity, castability and invisibility under water The specific gravity is much higher than traditional fishing lines, giving the line a much faster sink rate. UV Resistant and waterproof 4-20LB Test