- Writes at any angle, underwater, over grease, in extreme temperatures – even upside down
- Writes twice as long as other roller ball pens
- Ink cartridge is pressurized at 35 pounds per square inch of gas
- Fits in backpack, pocket or purse
- Black ink
On display at the Museum of Modern Art in New York, this is arguably the most dependable, reliable and versatile pen in the world – the perfect choice when you absolutely, positively must have a pen that works.
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