NASA selected the Fisher Space Pen for use on all of the Apollo missions.
Seen in the Guinness World Records as "Most Versatile Pen".
The Fisher Space Pen continues to write in the rain and all other weather conditions.
Used by outdoorsmen.
Writes in all environmental conditions: on coated paper and plastics, through water and underwater and in extreme weather conditions. Not affected by dirt, grease, or cold weather. Completely Made in the USA!