Chess and games which are offered by us,were qualified like artistic handicraft goods. It has certificate for all kinds separate goods. Boards for chess are made from birch plywood.     Opened chessboard : 27 x 27 x 2.0 cm weight : 0.7 kg Opened chessboard : 55 x 55 x 2.0 cm height of king : 98 mm weight :3.50 kg Opened chessboard : 60 x 60 x 3.5 cm height of king : 90 mm weight :2.00 kg Opened chessboard : 40 x 40 x 2.0 cm weight : 1.2 kg