Check out LAMY nib guide here

- High color brilliance and soft smear

the LAMY M 66

while the polished metal grip offers a pleasant writing feel

It ensures your valued writing instrument is fully protected from scratches and wear

lamy giant ballpoint pen refill m16 Tip size/ Color:Medium / Blue Check out LAMY nib guideThe LAMY M 16 giant ballpoint refill is available in black, blue and red waterproof ink with three tip size options. It is also available in green in medium size. Writing capacity varies according line size from approximately 4,500 to 8,000 meters. Compact waterproof ballpoint pen refill available in fine, medium or broad tip sizes. It is suitable for all LAMY ballpoint pens except LAMY Pico.