Seaguar STS Salmon Fluorocarbon Leader Material is a genuine 100% fluorocarbon leader material that delivers incredible abrasion resistance and maximum knot strength. The lower light refraction makes for a significantly less visible line under water. The STS Salmon Fluorocarbon Leader Material sinks quickly, getting your presentation down.Incredible strength and abrasion resistanceFast-sinking line that gets you in the strike zone quickerVirtually invisibleQuantity per pack: 1Test (lb.)Diameter (in.)Diameter (mm)200.0160.405250.0170.470300.0200.520400.0240.570500.0260.660