[Blue]

[Black]

Topball 847 rollerball pen with carbide ball in elastic plastic tip. Ink made on a water basis. Due to the cap-off ink, it can be left open for several days (e.g. over the weekend) without drying out. Line width: 0.5mm Ink colour: blue. Barrel Color: Medium Blue Metallic Gloss Finish, Plastic Clip Cap Identification of the ink colour on pen and cap.