10pcs/20pcs/30pcs 3-Star Professional 40mm 2.8g ABS Table Tennis Ping pong Ball Amateur Advanced Training competition Balls
https://www.vogueparade.com/shopping/EN/200003540/1/1005003098583288/10pcs20pcs30pcs-3-star-professional-40mm-28g-abs-table-tennis-ping-pong-ball-amateur-advanced-training-competition-balls//