This product straight mouth, mouth flat, mouth edge next week decorated with eight nail patterns, such as drum shape. The body is thick and dark gray, the inner glaze is sky blue, the rose-purple kiln becomes natural, the glaze has orange peel and curve. Wash the outer wall of the glaze layer fat, wash the undercoat of sesame paste color. Drum-nail washing is a typical model of jun ware porcelain. This decorative ware is lively, light and ingenious. Extremely has the collection value!