7% LARGER SWEET SPOT Developed over 30 years ago, the ISOMETRIC™ design increases the sweet spot by 7%*.Compared to a conventional round frame, a square-shaped ISOMETRIC™ racquet generates a larger...
7% LARGER SWEET SPOT Developed over 30 years ago, the ISOMETRIC™ design increases the sweet spot by 7%*.Compared to a conventional round frame, a square-shaped ISOMETRIC™ racquet generates a larger...