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This product is no longer available, but don't go just yet.


  • Break-it-down design and metal ring let you carry it with keys or attached to clothes, pack or journal; O-ring secures pen inside its watertight case
  • Quickly reassembles as a full-size pen
  • Pressurized ink cartridge ensures the pen will write wet or dry at any angle, any temperature and any altitude; replacement ink cartridges available
  • Also features an integrated PDA stylus
  • Fabricated from high-strength stainless steel and carbon fiber
  • Measures 3.125" by 0.375" in diameter (closed)
  • Makes a great gift for the outdoor adventurer in your life; pen contains blue ink


REI membership


Best Use Casual
Length (Closed) 3.125/(open) 5 inches