The fly fishing leader line you need when you need to go deep. New poly leaders sink faster, cast better, and attach easier than other sink tip leaders. The high-strength, level monofilament core is coated with a supple tapered polymer for super turnover and fast sink rates. A welded leader loop means a quick connection to your fly line. Trout leader: Add 4-12\\\' of 2- to 12-lb. tippet for custom leader lengths. Salmon: Add 4-12\\\' of 8- to 12-lb. tippet for custom leader lengths. Both trout and salmon available in 3 densities: Intermediate Sinking 1.5 inches/second; Fast Sink 3.9 inches/second; Super Fast Sink 6.1 inches/second.