Easyou She Yan Taiji Ink Stone Chinese Calligraphy Round Inkstone Bagua Natural Stone Wavy with Cover 5" She Yan inkstone. D:5"*H:1.9"(Diameter:12.7cm*Height:4.8cm). Weight: 2.5lb(1.15kg) She Yan inkstone is one of the four famous inkstone of China. This inkstone names Taiji , the symbolic meaning of which is ''supreme ultimate''. Solid stone with beautiful natural stone wavy; Prevent the water in the stone drying up soon with a cover. Gride the ink block against the moistened ink stone surface in a circular manner.