Tennis ball twin pack X-One tube de 4 balles (x2)

The X-One ball is a competitive pressure ball. The X-One is a lively, fast, ultra-performing ball that has good durability. It features X D-Core technology. X D-Core from Tecnifibre is a revolutionary technology that reduces the ball's deformation by 20% during play. This innovation allows the core to maintain its original shape for a longer playing period. At the same time, the ball retains the same dynamic signature and thus the same sensations. Play longer with the same playability. The choice of competitors. Used in the ATP tournaments in Marseille and Rotterdam, this ball is aimed at players of a good level.