Power Tank Pen by UniBall
The Ultimate Geocaching Pen!!!
- Pressurized ink tube allows it to write smoothly in extreme conditions.
- Features Uni-Super Ink that helps prevent against check and document fraud.
- Textured rubber grip provides extra comfort and control.
- Semi-transparent barrel lets you monitor the ink supply.
- Retractable to protect pockets and purses.
- Available in Black or Blue ink
- 1.0 mm tip