FROG HAIR technology gives Deep Blue Salt Water Leaders a presentation unmatched by others. a Superior strengtha Maximum abrasion resistancea Built-in shock resistancea Heavy butt section for powerful turnovera Extra flexible tippet for natural presentation DEEP BLUE - BONEFISH / PERMIT TAPERED LEADERS STIFF BUTT - 10ft (3M) - 1 PER PKG (w/PERFECTION LOOP) Code Class Tippet Diameter Test Strength Butt Diameter FDBL1-10 6# 0.008" (0.203 mm) 6.6 lb (3.0 kg) 0.025" (0.635 mm) FDBL1-11 8# 0.010" (0.254 mm) 8.8 lb (4.0 kg) 0.025" (0.635 mm) FDBL1-12 10# 0.011" (0.279 mm) 11.0 lb (5.0 kg) 0.025" (0.635 mm) FDBL1-13 12# 0.012" (0.305 mm) 13.2 lb (6.0 kg) 0.027" (0.686 mm) FDBL1-14 16# 0.014" (0.356 mm) 17.6 lb (8.0 kg) 0.027" (0.686 mm) FDBL1-15 20# 0.015" (0.381 mm) 22.0 lb (10.0 kg) 0.027" (0.686 mm)