Every angler needs a good, all-around line they can trust. Seaguar is the way to go.Line Diameters: 8 lbs: .235 mm or .009" 10 lbs: .260 mm or .010" 12 lbs: .310 mm or .012" 15 lbs: .330 mm or .013" 20 lbs: .405 mm or .016" 30% better knot strength A good, all-around line Offers great tensile strength Nearly invisible Performance of 100% fluorocarbon in an economical option