The uni-ball Eye pen has been one of the worlds favourite rollerballs for more than 20 years. The Eye Fine contains water resistant pigment ink - AKA uni Super Ink which is fade resistant, water resistant and tamper proof, excellent for important documents, journaling, school work and essential notes. The Eyes unique uni-flow system ensures a consistent and continuous ink flow right to the last drop so you dont have to worry about the pen jamming or ink running out, plus you know in good time when its time to replace your Eye. The Eye makes the perfect companion for people looking for a flawless writing experience. Its robust, 0. 7mm nib writes with a clear, precise line and is available in black, blue, green, light blue, light green, orange, pink, red, violet and wine.