Berkley's Flex braided superline features a unique manufacturing process that gives a thermally fused PE line that offers exceptional performance over traditional braid. With next level resistance to abrasion, its a perfect choice when your fishing around snags ands structure. A super slick finish ensure it casts and releases from the spool and through your rod rings in a fluid smooth motion. Couple those properties with the near zero stretch, its a great all round braid for use in both fresh and saltwater. Diameter - Breaking Strain:0.18mm - 8.4kg0.20mm - 11.2kg0.22mm - 15.3kg Features: 275m Thermally fused PE lines Easy to knot, easy to cast, no windknots. Extra Tough and very abrasion resistant Less line breakage on Rocks, Mussels and Heavy Vegetation. Super sensitive, no stretch and better bite detection.