This white stoneware bowl is wheel-thrown and glazed with a temmoku glaze (en.wikipedia.org/wiki/Tenmoku)
on the outside with lines of the same on the inside . under the lines is a food safe liner. It was fired to roughly 2165 degrees F in an electric kiln (oxidation environment). its approximate size is 11.5" x4.5 tall.
Food, microwave and dishwasher safe. Not oven tested.