TroutHunter Fluorocarbon Tippet, 50m Superb knot strength and abrasion resistance. Nearly invisible due to low refractive index. 50 meter spools afford anglers superior material at a low per meter price. Proprietary misty gray polycarbonate large arbor spool. Designed for low material memory and easy handling in a stackable, compact, durable design Premium rubber, water repellant tippet tender. Unique colors for each diameter.