Taking fluorocarbon to the next level and offering extremely soft and supple, yet strong shock leader line.Line Diameters: 20 lbs: .370 mm or .015" 25 lbs: .405 mm or .016" 30 lbs: .470 mm or .018" 40 lbs: .570mm or .022" 50 lbs: .620 mm or .024" 60 lbs: .700 mm or .028" 42% better knot strength Virtually invisible Incredible knot and tensilestrength The perfect shock leader Extremely soft Low memory