Piscifun Grey Baided Fishing Line 300yards 547yards Superior abrasion resistance and knot strength Unparalleled smoothness and consistent roundness / backlashes free Unmatched strength fiber material / 4 Strands line holds up tight Zero stretch creates a line with highly sensitivity and extremely low memory / Small diameter to test LB ratio 10lb-50lb is made with 4 high strength strands while the higher tensile strength of 65lb-150lb has 8 powerful strands for even more smooth power / a smaller profile resulting in better baitcasting and knot strength