- variable red glaze long-necked vaseSpecification: 25 cm wide, 14.5 cm highAncient red glaze is the most difficult to burn, skillful craftsman is a rare one of, and contains many defects, color is good, is very few.A "red porcelain dish never burned none", the diffused generally like the color is gorgeous, but do not break elegance, the glaze is bright and clean bright, mixed pile depth wrong, moist glaze color is pure, shape neat and refined, set in one place is the scenery.