These uni-ball UB-150 Eye Rollerball Pens come in a pack of 3 and have 0.5mm tips for ultimate precision and performance. Producing a smooth fine line of blue ink, this pen is ideal for everyday writing tasks and detailed work.The uni-ball Eye micro contains uni Super Ink, which is fade resistant, water resistant and tamper proof. A unique \'uni-flow\' system ensures a continuous flow of ink right down to the last drop. This pack is made with plastic free packaging making it a much more environmentally friendly choice.. Fine (0.5mm) line. Pack of 3. Plastic free packaging. Consistent smooth writing. Contains unique fade proof Super Ink. Approximate dimensions (mm) H 179 W 80 D 11