The durable nibs are housed in lightweight

Clicking the pen compresses air inside the chamber

springy resilience — unlike soft hair brushes

The do it yourself layout mixed with humorous elements makes this magazine stand out from most other magazines today

uni power tank ball point pen 0 7mm Zipit The durable nibs are housedThe Power Tank 0. 7 mm writes in conditions that stop most pens cold straight up, overhead, on wet or glossy paper, and down to 20C because an internal air pressurization chamber pushes the ink forward instead of relying on gravity to feed it. Clicking the pen compresses air inside the chamber, keeping constant pressure on the ink regardless of the angle or temperature, which is the actual mechanism behind all of that, not just a durability claim. The