BIC 4-Colours-in-One Multifunction Ball Pen

1 mm Medium, Conical Pen Point - Retractable - Washable - Multi Ink - Black Round, Blue Barrel - 3 / Pack. Change ink colors without changing pens and write with 40% smoother ink. Versatile, 4-in-1 ballpoint glides across the page like a gel pen but lasts twice as long.