GOGO™ 3-Star 40mm Table Tennis Balls (144-pack), Ping Pong Balls highly recommended for professional training or conventional games40mm seamless design available in both orange and whiteexcellent for all-round playpremium quality from rigorous quality control144 balls per box packing GOGO 3 Star 40mm T. T. balls 144-pack contains 144 ping pong balls available in both orange and white, which are normally used for professional training, normal games or conventional competition. Main Features: 1) Engineered for ball machines, club training or competition2) New 3-star 40mm seamless T. T. balls available in orange and white3) Premium quality from rigorous quality control4) Consistent Bounce, excellent Spin, longer volleys5) Durable for all-round play6) Package: 144 balls per box7) Highly recommended for club professional training 8) Material: Celluloid,