Fisher Space Pen Fisher Space Pen Ballpoint Pen Space Pen - Chrome

Ballpoint pen with integrated pressure mechanism in the cap. Gas pressure refill that prevents drying out and allows writing almost anywhere, whether underwater, upside down, on greasy surfaces, at 45 degrees below zero or 120 degrees above; even in space. This ballpoint pen has been used on almost all space flights since 1967 and is a development for NASA. Ink color black. Includes gift box.