The Uni-Ball Eye Rollerball Pen features a medium 0.7mm nib for a 0.5mm line width, which is ideal for detailed work. The pen contains liquid Super Ink, which is fade resistant, water resistant and tamper proof. The unique system provides a continuous flow of ink down to the last drop for smooth, consistent writing. 
 
Rollerball pen with smooth liquid ink
Super ink is water resistant, fade resistant and tamper-proof
Continuous ink flow system
Medium 0.7mm nib
Sleek pearl barrel with transparent ink reservoir window
Quantity: Box of 12