Another of ION POWER monofilaments tested accordingly to the ISO norms is S-FEVER line. It has the exactly calibrated diameter. This clear and transparent line, due to the mix of fluorocarbon and fluorine, is almost invisible in the water. It is suitable for fishing in very clean rivers and lakes as well as in the sea.  Its typical features are the high abrasion resistance, minimal loss of knot strength, zero memory and long lifespan. This line has very good casting properties and, is therefore also suitable for fishing at long distances. Because of its invisibility in water it is a fantastic line for spinning. Packaging 1000 m.