Rectangle Bridge Board: It has 4 colors, red, green, orange and blue. The direction marks N, E, S, and W are engraved on it. Net weight per board is 0.09kg and 16 boards are packed in a box. The price is ¥12~¥9/board, $1.75~$1.35/board FOB Chengdu, the larger the order, the lower the price.