The uni-ball rollerball pen contains uni Super Ink, which is fade resistant, water resistant and tamper proof. A stainless steel tip provides durability and maintains a smooth flow even with minimal pressure. A unique uni-flow system ensures a continuous flow of ink right down to the last drop.
Perfect for a classroom or office, these Uniball gel stick pens use acid free black ink. Designed with comfortable grips, these pens provide an ergonomic handle for long periods of writing. Fade and water resistant ink Comfortable grip Acid-free Materials: Plastic Color: Black Model: 610370322444