Absolute Predator wire is ideal for presenting flies to large predatory fish and to quickly tie knots when changing flies. 77 stainless steel construction limits stiffness for exceptional knot stability and natural fly movement Nylon coating locks in knots and protects wire from abrasion Can be used with most common fishing knots Camo brown color reduces flash and visibility under water Available in 25lb and 40lb sizes in 25ft spools