The BIC Round Stick Extra Life Ball Pen is a dependable favorite that offers performance and value making it the #1 selling ball pen in the US*. Great for daily use at home school or the office this pen writes 90% longer on average than Paper mate Ink Joy 100 Ball Stick Pen. ** It features a versatile 1. 0mm medium point that creates vivid lines and has a reliable tungsten carbide ball point that spreads the ink smoothly and evenly making this pen ideal for a variety of writing applications from note-taking to doodling. The flexible round barrel rests comfortably in your hand while the translucent barrel shows the remaining ink supply so you know when you re running low. BIC Round Stick Extra Life Ball Pens are non-refillable. *Source: The NPD Group/ Retail Tracking Service/ U. S. Actual Unit Sales (Retail & Commercial Combined)/ Jul 2016-Jun 2017 ** Paper Mate and Ink Joy are trademarks of Newell or an affiliate. Newell has not sponsored or approved and is not affiliated with this BIC branded product