... .Machine sewn volleyball,Promotion volleyball,Beach volleyball 2.PVC.PU.TPU 3.Official Size 5 4.Excellent ... Mainly on professional match volleyball, training volleyball,promotional volleyballPU, PVC, TPU ,NEOPRENE,and customized material or color are ... 18panels, 20panels4.Material:Pvc,Foamed pvc,Pu,Tpu,Neoprene,Laser5.Bladder: rubber / butyl /latex6.Weight:200-220g/260-290g7.Color:Pantone colors ...