This is a ceramic bowl made from stoneware clay. It has been fired in a Raku process and exhibits a copper/metallic glaze. Part of the bowl is not glazed and features a black carbon finish. This bowl is not food safe. It is decorative. It is approximately 4 1/4 inches tall by 10 inches in diamater and weighs 4 lbs. 12.3 oz. Signed and dated on the bottom.