For those unfamiliar with the brand, Diadem first made inroads in tennis equipment about a decade ... including racquets and balls. The Court Burst is their maiden attempt at shoes, and it ...

The Ukrainian star starts a new chapter in her career this year as brand ambassador and business partner of the upstart racquet sports manufacturer.

It doesn’t hinder your foot flexibility or nimbleness, but it protects the shoes from wearing down from the inevitable toe drag as you lunge and leap to return the ball. Notably, the toe guard ...