The Pentel Sign Pen Brush fiber pen features a fine, flexible, and metal-clad tip. With its brush-like tip, it allows for variable line widths ranging from extra fine to medium broad. Its notable characteristics include water-based ink, made from 81% recycled materials, and it can be used like a brush. This fiber pen is excellent for drawing, coloring, illustrating, and for calligraphy or lettering. Colors available: orange, pink, light blue, violet.