The Pigma Micron Fineliner is a high-quality writing pen that is ideal for precise drawings, sketches, and written work. With a range of line widths from 0.2 mm to 0.5 mm, this set of four pens plus two free offers a versatile solution for various needs. The pens are elegantly designed in black and are characterized by their waterproof and lightfast properties, making them particularly durable and reliable. Made in Japan, the Pigma Micron Fineliners ensure a consistent ink flow that dries quickly and leaves a clean, precise writing appearance. Whether for artists, designers, or students, this set is a valuable addition to any writing and drawing supplies.