Soft, supple and castable - Seaguar InvizX is 100% Fluorocarbon fishing line with superior sensitivity and strength. Specially designed to dominate freshwater, InvisX is virtually invisible to fish. Also delivering advanced hook setting power and exceptional abrasion-resistance, Seaguar IvizX Fluorocarbon Fishing Line - theyll never know what hit them. Specifications: - Lb. Test: 10 - Diameter: . 010" - Color: Virtually invisible - Length: 600 yds.