Colorado Pen Giant Size Ink Cartridge After years of searching and testing, Colorado Pen introduces our own private label ink from deep in the heart of the Austrian Alps. Drawing this velvety, specially formulated ink into your favorite fountain pen or Eco-rollerball is a pleasure. Forming letters and jotting off a quick signature is enthralling.
Combine the ancient art of fountain pen writing with state-of-the-art in ink technology. This revolutionary formula contains a lubricant to clean and protect your nib, and reduce clogging. Conveniently, this formula resists drying if your pen is idle for short durations.
Choose from ten bright colors. Vibrant and enjoyable ink with a hint of present day tech.