average number

small size chessboard 20.4 * cm medium chessboard 25 * 25cm large 28.5*28.5cm19 road 361 sub-belt inner box extra large 37*37 standard 361 sub-belt inner box chessboard 32 * 32cm 301 sub-belt inner box 32*32cm standard 361 sub-band inner box large 28.5*28.5cm19 road 361 sub-english packaging 32*32cm 301 sub-belt inner box english packaging