f4-small size (20 * 20cm) f5-medium (25 * 25cm) f6-large size (29 * 29cm) f7-plus-sized (32 * 32cm) f8-extra large (38 * 38cm) cross-border foreign trade for wood grain (24 * 24cm) cross-border foreign trade for wood grain (27 * 27cm) cross-border foreign trade for wood grain (30 * 30cm) cross-border foreign trade for wood grain (33 * 33cm) cross-border foreign trade for black and white (24 * 24cm) cross-border foreign trade for black and white (27 * 27cm) cross-border foreign trade for black and white (30 * 30cm) cross-border foreign trade for black and white (33 * 33cm) foreign trade barrel large size (51*51) foreign trade barrel medium (42*42) foreign trade barrel small size (36*36)

magnetic chess