This product holds up to Lamy's high standard of precision and quality. IMO, it works best for the underwriting posture. It is more sensitive to rotation than you may be used to w...view moreith the regular round nib. If you are learning there are some lefty quirks to let go of like writing pressure and posture. Be patient. I'm still relearning, myself and I hope it makes it easier to transition into stub nibs and the like. view less