Specifically developed for salmon and steelhead fishing, P-Line Salmon &ampamp; Steelhead Fluorocarbon Leader boasts the invisibility and abrasion resistance needed to bring these fish into the net. With its extremely supple formulation, P-Line Salmon &ampamp; Steelhead is flexible enough to make knot tying easy, yet retains its superior knot strength. Doesn't inhibit lure action. 100-yd spool. Developed for fishing salmon and steelhead Boasts incredible invisibility and abrasion resistance Extreme flexibility; won't inhibit lure action Superior knot strength.