If you're constantly scribbling notes, doodles and diagrams, you won't want to miss the NITECORE NTP21 tactical pen. This aluminum version of our NTP20 pen is lightweight and durable while the matte black body adds style to your carry. Compatible with Schneider gel ink refills, the NTP21 is fast-drying and waterproof so your notes won't fade or smudge. See more here:
