Roler Uni uba-188-micro air blue

The uni-ball Air Medium rollerball pen writes with the look of a fountain pen but without the leaks. It uses uni-ball famous water, fade and chemicals resistant Super Ink. Free moving pen tip. Less friction when held at an angle. Ball diameter: 0.7mm. Line width: 0.35 – 0.55 mm. The price is per piece, commercial packaging is 12 pieces.