Scientific Anglers Amplitude Textured MPX Floating Fly LineHave your fly rod meet it's new best friend This new line incorporates the triple texture formula, AST+ impregnated floatation and the versatility and ease of presentation that's built into the MPX taper. With more mass toward the front section of the line's taper, the MPX provides an extreme level of efficient fly delivery with an emphasis on presentation. The power is there with a bit of finesse that had previously only been available from lines