Super reliable and excellent quality, the uni-ball Eye Micro rollerball pen has been a world favorite for more than 20 years.The Eye Micro contains uni Super Ink which is fade-resistant, water-resistant and tamper-proof making the pen ideal for important documents, school work and notes to keep and treasure.Its high-quality rollerball combined with a unique 'uni-Flow' system ensures ink flows consistently to give you a smooth writing experience down to the last drop - so there's no need to worry about the pen jamming or ink suddenly running out.Its Micro 0.5mm nib is excellent for neat, clear handwriting. Weight 0.07kg Category Ballpoint & Rollerball Pens Categories Writing Instruments Type Ballpoint & Rollerball Pens Tip Size Extra Fine Point Pen Type Rollerball Pens Manufacturer Mitsubishi Pencil Company Line Width 0.3mm Line Ink Type Liquid Ink Eco-Aware Yes Colour Black Brand Uni-Ball Retractable Tip N