Yonex PolyTour Fire 1.25mm/16L String 200m Reel (Black)

Maximize your power with the POLYTOUR FIRE 125 tennis string. Featuring SIF (Silicone Infused Filament) technology, it provides impressive snapback and responsiveness. With its thicker gauge, this string increases durability while still delivering power and spin, making it ideal for aggressive players with medium-to-fast swing speeds.