When you use Lew's APT-8 Braid Speed Line, you can feel the difference. APT stands for Advanced Performance Technology, meaning this Lew's line is tested and designed to stand up to every situation you present it with. Made with 100% Dyneema fiber from Japan, APT-8 Braid line features exceptional roundness and smoothness. This super-strong line also has an optimal strength-to-diameter ratio, offering the strength of a 20-lb. line with the diameter of a 6-lb. mono line.