Designer: Yan Song Bin and his wife 严宋赟Size: 5.5 cm Diameter; 4.5 cm Height Glaze: light grey but slightly bluish Net Weight: 70g Feature: a very fine handmade ceramic piece. The glaze is classic Ru Yao. Therefore, the surface has a very creamy beautiful finish. This is a very useful tool for Chinese calligraphy and painting. Made at inkston Jingde Zheng 景德镇 ceramic workshop. It takes 10 days to make but we have 30 finished pieces in stock.