Giant Basketball: 1)Material: Rubber,PVC,PU 2)Size:5,6,7,Mini Giant Basketball: ... #,5#,1# are available Material: High quality rubber, PVC or PU synthetic leather Bladder: rubber/butyl Color: can be customized Weight: 450g ... /L copy) Advantage: Production in accordance with the international standard Official size & weightHighly durable rubber cover with rubber or butyl bladder.Better retain air ...