MasterChinese Fine Chinese Calligraphy Watercolor Sumi Drawing Kanji Brush Set (Goat Hair, Jian Hair, Wolf Hair) What "brush hair" should I use? This set has it all: goat hair, wolf, mixed of goat and wolf. Good quality practice brushes for the beginners or intermediates. SATISFACTION GUARANTEED (read below under product description). Include 3 brushes with a brief introduction. Wooden shaft. Jian Hao (wolf & goat): Hair length 5cm (1.9), diameter: 1.1cm (.43). BROWN: Wolf hair. Hair length 4.5cm (1.8), diameter 1.05cm (.41). WHITE: Goat hair. Hair length 3.8cm (1.5), diameter 0.85cm (.33")