Optimum sets a new benchmark for abrasion resistance, breaking strain and sensitivity due to its revolutionary blend of high grade Co-Polyamides and Micro-Extrusion technology. This robust reel line has a super smooth surface coating which doesn't grind in the rod guides during warm weather and also breaks the surface tension - aiding sinking the line when fishing at distance. Optimum is the ideal reel line no matter what method or venue you fish. Produced using unique chemical compositions and manufacturing processes Optimum blend of strength and elasticity for superior fishing performance Super tough, ultra reliable line with high tensile strength characteristics Special surface coating prevents water absorption for consistent strength - wet or dry Hardened surface provides superb abrasion resistance and extra high knot strength