Fisher Space Pen - U.S. Flag - Retractable Ballpoint Pen
Writes in 30 to 250 degrees F.
At any angle, even upside down
On most surfaces
In boiling hot vacuum
Stainless steel, preceision-machined socket prevents leaks and oozing, yet delivers instant uniform ink flow.
Thixotropic ink in a hermetically sealed and pressurized reservoir writes three times longer.
Ink will not dry out for over one hundred years!
Will write upto 3 miles of writing from one refill!
Comes in Fisher Box.