An curved arrow pointing right. Pen caps have a small hole to prevent choking if swallowed and to equalize the pressure inside the pen to keep it from leaking. Produced by Emma Fierberg.

Theory: The pen design changed. Could a redesign be the perpetrator ... They confirmed the pen has changed: The barrel, nib and cap have been redesigned at least once. Although the redesign ...

The titanium N2 is a compact design with a clever cap structure that takes it to a full-size pen when opened and posted with an o-ring connection, not a thread. As well as the matt grey coating, ...

This elegant writing instrument, with its piston filling system and Montblanc snowcap emblem on the pen cap, became so popular ... operation to its considered design to, yes, its aesthetics ...

Apparently, the limited edition pens ... The cap also features elaborate marquetry, with small pieces of mother-of-pearl, sycamore, tulip tree, beetle elytra and straw composing the design.

An curved arrow pointing right. Pen caps have a small hole to prevent choking if swallowed and to equalize the pressure inside the pen to keep it from leaking. Produced by Emma Fierberg.