The blanks are mainly made of the supple and tenacious Ultra Durable [UD] glass material while the rod butt is made of composite carbon material that is lightweight yet strong. Wrapped with the evolved Spiral X Core and Hi-Power X technologies, the rod has a thick and tough blanks. The tip hits a nice balance of being strong and supple to allow natural bait movement to appeal to predators. The rod gives you reliable hooking performance and power to fight huge fish. The line-up of power M, MH, and H, supports a wide range of fishing methods to target a variety of species such as yellowfin tunas, groupers, and amberjacks.