Easyou Chinese Duan Ink Stone Inkstone with Wooden Cap Calligraphy Supplies Art Supplies 4" Famous Chinese Duan Ink Stone. Made in Zhaoqing. Stone size: 4"(diameter) x 1.38" (height) With wooden cap, keep the remained ink wet. Good for present with pretty brocade box packing. To take ink from the ink block, gride the ink block against the moistened ink stone surface in a circular manner. Adjusting color intensity, you will dip the brush upon different areas of the inkstone. The more water, the less intense of the ink's color.