Stic Pens Ltd manufactures Gel Pen with Blue Coloured Ink. Stic Pens Ltd also manufactures various types of ball pens, fine-liners, sketch pens, markers, hi-lighters etc. The Gel Pen with Blue Coloured Ink has specially formulated writing system for smooth, vivid and goop-free writing. The Gel Pen with Blue Coloured Ink has 0.5 mm tungsten carbide ball and Japanese water-proof ink to protect documents from water spills. This Gel Pen has ergonomically designed rubber grip for fatigue-free writing.