Momoi's Hi-Catch I.G.F.A. Nylon Monofilament Line is produced to exact tolerances and is designed to break just under I.G.F.A. specifications for each line class. An extra margin of breaking strength, over other I.G.F.A. lines, is provided to tournament fishermen and world record seekers without the worry of exceeding I.G.F.A. requirements. Hi-Vis Yellow.