For the players seeking durability and additional spin generation without breaking the bank Tourna Big Hitter Rough Blue 16 comes to provide excellent performance at a moderate price Using the same polypoly ether composition as the original Big Hitter this string features a significant textured surface to enhance ball bite and create even greater spin One of the few strings to utilize aluminum fibers Big Hitter Rough possesses surprising resiliency and power from a typically stiffer string construction This string still places its primary concerns on durability control and additionally spin allowing players to swing freely from the baseline without fear The German engineered string placed highly in tension maintenance and resistance to string movement Due to the stiffness and good tension maintenance it is recommended to string this one 510 lower than normal So if you are a baseline player searching for a durable string to create tons of spin to place your powerful groundstrokes give this one a tryComposition Extruded PolyPoly ether monofilamentColor BlueGauge 130mm