Super reliable and excellent quality, the uni-ball Eye Micro rollerball pen has been a world favourite for more than 20 years. Eye Micro handwriting pens contain uni Super Ink which is fade resistant, water resistant and tamper proof making them 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.