but it wasn’t until the shift to graphite frames in the early ’80s that Yonex really made its mark. The R-22 was the first tennis racquet with an isometric head shape, increasing the size of ...

Long a contender to win major title, Madison Keys talked through the changes she made to finally lift a Grand Slam trophy in a video interview with Yonex. Keys began hitting with a Yonex racquet weeks ...