MasterChinese Bai Hua Chinese Calligraphy Brush / Kanji / Sumi Drawing Goat-Wolf Hair (Medium) Excellent quality for beginners. Size: Medium (middle size among the three). Hardness: Medium Hair length: 1.7" (4.5CM) . Brand: MasterChinese Hair doesn't fall off, doesn't crumple Include: 1 brush, wooden shaft. Check sample figure. Goat hair outside and wolf hair inside