1material:rubber ball bouncing 2weight:580~600g 3for the match sell ... PAHS ,RoHS As You Required.Other tecnicial data:Durability: Water absorption less than 10%.Deviation in sphericity: 1.5% ... after 2,000 kicks.Usage of the ball: training, playing, promotion, AD and so on. 2 ... ) packing and delivery timepackage: 1 deflated ball in the polybag ,netbag, display box or any kinds ...