Superior sensitivity and high castability, makes it easy to fill your spool and dominate your watering hole.Line Diameters: 4 lbs: .165 mm .007" 6 lbs: .205 mm .008" 8 lbs: .235 mm or .009" 10 lbs: .260 mm or .010" 12 lbs: .285 mm or .011" 15 lbs: .330 mm or .013" 20lbs: .405 mm or .016" 25 lbs: .435 mm or .017" 40% softer Supple and castable Superior sensitivity Designed to dominate fresh water Virtually invisible Advanced hook-setting power Great knot strength