Scientific Anglers Amplitude Textured Trout GP Fly LineThe first series of lines to feature the revolutionary AST PLUS slickness additive, Amplitude Textured series will shoot farther and last longer than any other line on the market. Its slickness down to a science. Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability Floating Texture on the tip section for the ultimate in flotation; it simply keeps dry flies floating longer Shooting Texture