Easyou Hu Brush Chinese Calligraphy Brush Sumi Painting Brush Pure Wolf Hair(Weasel) 0.75X2.9centermeter(0.3"X1.14") lhsh M Good for beginning and medium calligraphy:running script, regular script; painting:orchid,bamboo,landscape with great elasticity. Bamboo shaft. Size:medium. Pure wolf hair(weasel hair). Diameter*Hair length=0.75*2.9cm(0.3"*1.14"). Hu brush. Anthentic brush mill supply for some famous calligraphy academes.