... size 2.stitched or laminated 3.rubber,pvc,pu 4.OEM Official Size Volleyball 1)Description: ·Nylon wound·Official size & weight·Highly ... durable rubber,pvc,pu cover with rubber or butyl bladder.·Rubber,pvc,pu volleyball are perfect for the playground or ... air under vigorous play.2)Packing:·Standard packing: No.5 volleyball 1 Piece/Polybag, 50 Pieces/Carton, Carton size:53×31 ...