Fudenosuke brush pens with flexible brush tips allowing easy transition from thick to thin lines by changing pen pressure. Water-based pigment ink allows rich vibrant colors that wont bleed through most papers. Great for beginner brush calligraphy, hand lettering and illustration. Non-refillable. Contains ten hard tip Fudenosuke brush pens. Colors include: black, gray, red, orange, yellow, green, blue, purple, pink and brown.