MECO 150pcs Table Tennis Ping Pong Beer Pong Balls (Green) Material: Durable plastic Durable &amp; Washable &amp; Re-usable Good for party lottery These balls CAN NOT be used for tainning and match Mainly used for lucky dip, gaming, lottery,etc. Especially used for Beer Pong Color: Green Size: 38mm Weight: 2g/piece approx.