Never be without a pen again. This compact little number attaches to your key chain via a split ring, and easily converts to a full-length pen if desired. Writes anywhere, at any temperature, in blue waterproof ink.
- Converts from compact, quick-use size to full-length
- Replaceable cartridge is pressurized, allowing you to write at any angle, temperature and altitude
- Split ring attaches to a key chain or backpack
- Waterproof blue ink
