Outstanding visibility against muddy or stained water. High tensile strength, high shock strength, & excellent durability make this line one of the best big fish lines in the business. Excellent durability for dependable performance. B/S DIA LENGTH CODE 12lb 0.33mm 1000yds SF-SBLOOD-12 15lb 0.41mm 860yds SF-SBLOOD-15 20lb 0.46mm 650yds SF-SBLOOD-20 25lb 0.51mm 490yds SF-SBLOOD-25 30lb 0.56mm 400yds SF-SBLOOD-30