Airflo PolyLeader - 10ft - Trout are great for adding a quick sink-tip to a floating line for chucking streamers. Airflo PolyLeaders have opened a new dimension for anglers' line/leader configurations. Airflo PolyLeader - 10ft - Trout have a straight diameter, nylon, monofilament core that than has a tapered outer coating like a fly line. They turn over exceptionally well and come in a range of densities for a variety of uses. The faster sinking PolyLeaders can also be used to make a full-sinking line get substantially deeper. The floating PolyLeader is very useful for turning over big dry flies in windy conditions. The nylon core on the Airflo PolyLeader - 10ft - Trout series of PolyLeaders is 12-pound test. Density Sink Rate Clear Floating Floating Clear Hover 0.5 in/sec Clear Intermediate 1.5 in/sec Slow Sinking 2.6 in/sec Fast Sinking 3.9 in/sec Super Fast Sinking 4.9 in/sec Extra Fast Sinking 6.1 in/sec