Improve your calligraphic experience on a daily basis by using the Uni-Ball Air capped rollerball pen. Its 0.7mm conical tip made of acetal with a tungsten carbide ball reflects its robustness. For a neat, smooth, and long-lasting writing, it is ideal!
Write in all positions, at all angles, for long hours, and very quickly you will feel the difference with this Uni-Ball Air rollerball pen. And for even more comfort, the writing width will vary depending on the pressure exerted on the pen.
Thanks to its liquid ink added with permanent and unalterable pigments, your writings will resist light and water. Moreover, the pen provides you with a pleasant color rendering.
Line width: 0.35 to 0.55 mm