DONIC TT BALLS P40 6 PCS 550221 A training ball that meets high expectations? That is DONIC TT BALL P40 Slightly less spin and a fractionally higher bounce than with Coach 40+ characterize this cell-free ball. Precise bounce, round, suitable for players with high expectations. Coach P40+ is the ideal choice if you demand excellent ball quality in training. Do not settle for less! -New improved quality (2-star quality) -Round, even bounce and long lasting. -Good and attractive training ball.