15.5 x 23 cm $28 附送白板筆/磁石/磁石貼 14.5 x 29 cm $30 附送白板筆/磁石/磁石貼 21 x 28 cm $35 附送白板筆/磁石/磁石貼 34 x 34 cm $42 附送白板筆/磁石/磁石貼 35 x 43 cm $61 附送白板筆/磁石/磁石貼