SHIMANO Sephia SS Squid RodThe blanks of the Sephia SS use Spiral X as the basic structure. This is a three layer structure in which carbon tape is densely wound diagonally in the opposite directions on the inner and outer layers of the vertical fibers of the rod, achieving high levels of torsional rigidity and crushing rigidity while maintaining lightness. In addition, the outermost layer is reinforced with carbon tape wrapped in an X shape, using High Power X. This design