The softest, most supple fluorocarbon fishing line ever produced! Seaguar INVIZX can be used on casting or spinning reels for freshwater fishing with good hooksetting power, exceptional abrasion resistance and knot strength, and its nearly invisible to fish. Made of 100% Seaguar-exclusive resins. 3,000 yards. Available: 8, 10, 12, 15, 20-lb. test.