MasterChinese Small Script Liner Chinese Calligraphy Kanji Sumi Watercolor Drawing Brush Set - Wolf Hair Script Liner brush for drawing. Good for watercolor, chinese painting, sumi, other water based painting. Wolf Hair, bamboo shaft Include: 3 brushes and a brief introduction See size comparison with a CD and pen (NOT included) Hair Length: 2.0 cm (0.78). Diameter .35 cm (0.13). Hair Length: 1.3 cm (.51). Diameter 0.3 cm (.12). Hair Length: 1.2 cm (.47). Diameter 0.25 cm (.09).