rubber soccer ball, rubber cover, smooth surface, rubber bladder, official size and weight (1) Material: rubber of good quality.(2) Official Size & Weight: 5#, 4#, 3 ... #, 2#, 1#.(3) Bladder: made of good quality rubber/butyl, and wound with strong fabric to enhance and protect ... the ball(5) Packing: we can provide our normal packing way, and you can also tell us your requirement.(6) 100% for ...