Step up your control with the Hundred 66 x Pro strings. Constructed from high-performance multi-filament nylon, these strings deliver professional-level precision and feel. The flexible profile cushions shots for careful placement while superior elasticity snaps the strings back into position, returning energy for controlled drives and lifts. Maintain consistent tension and durability set after set thanks to advanced construction. For players who value control above all else, 66 x Pro strings provide the touch, response, and reliability you need to take your game to the next level.