Uni | 3/6pcs Japan Uniball Gel Pen AIR Straight Liquid Signature Pen UBA-188 Black Technology 0.5/0.7mm Free Writing School Supplies

Brand: UniModel: UBA-188Name: Uni ball AIR Signature PenWriting specifications: 0.5mm, 0.7mmPen core color: Red, Black, Blueadvantage:1. Large capacity ink storage bin2. The front-end adjustment system provides a buffer space for ink to regulate and control the ink flow rate, making the pen ink supply more stable and the ink output more uniform3. Equipped with Mitsubishi's new black technology pen tip, it can write lightly like air and freely control the thickness of linesA layer of resin wrapped around the outside of the pen tip, combined with the flow of ink, can reduce the friction between the pen tip and the paper, making writing smooth and fluentControl the thickness of lines，It can be changed according to different forces and angles，The thickness of handwriting strokes, used for signatures,Writing in areas such as comics and sketching