uni-ball AirLiquid Ink Rollerball Pen

Revolutionary Air-tip releases ink depending on pressure, creating a variable line width. The newly designed tip adjusts to style of writing depending on the pressure and angle. uni-ball Air features new technology that minimises friction, allowing for a light and smooth writing experience.

Micro 0.5mm tip – 0.28 – 0.45mm line approx.

Fine 0.7mm tip – 0.35 – 0.55mm line approx.