Try out one of Europe"s best-selling fine line pens!These 0.4 mm pens feature water-based ink in vibrant colors, formulated to sustain a long cap-off time. The pen tip is encased in metal to extend the pen"s life and make it suitable for use with rulers and stencils. The unmistakable hexagonal striped design features a ventilated cap. Available in 25 different colors.