BIC Cristal Pens Pack of 50; This multipack box contains 50 of our iconic blue biros, ideal stationery supplies for use at home, school, or the office. A pack of pens for the entire team! Pens Blue Ink; Each writing pen in this pen set contains blue pen ink only. blue biro pens are perfect handwriting pens for school, office supplies or an addition to your stationery set. Blue Ink Pens that are Smudge Free; These Biro pens have a 1.0mm medium nib, allowing for clear 0.4mm line width writing. BIC's blue ballpoint pens have been trusted for decades. Writing Pens Used Worldwide; The classic BIC Cristal Original pen is the world’s best-selling ballpoint pen. It's iconic transparent, comfortable hexagonal barrel is perfect for checking ink levels. BIC Pens Blue Proud 80+ Year History; BIC began in 1944 with a simple goal in mind, to create a product that would answer the fundamental consumer need for a smooth, effortless writing tool.