Ding wares were typically fired upside down, leaving the rims (rather than the bases, as is typical in many other ceramics styles) unglazed. Sheets of copper, or other materials, were often used to cover over this unglazed area. | Ding wares were typically fired upside down, leaving the rims (rather than the bases, as is typical in many other ceramics styles) unglazed. Sheets of copper, or other materials, were often used to cover over this unglazed area. |