STABILO BIONIC WORKER PREMIUM ROLLERBALL PENS Gel Ink - Strong Depth of Colour Ergonomic Design with a non slip surface over the barrel Quick Drying Exceptional Quality Water Proof Fade Proof Super Smooth Gel Ink PREMIUM ROLLERBALL PENS The Stabilo Worker Rollerball Pen offers Outstanding Style with High Performance Exceptionally Silky Smooth Writing High Quality & Reliable Rollerball Featuring the latest bionic liquid Ink to Ensure a smooth, continuous and consistant Write to the Last Drop  Vibrant Orange Barrel Medium: Writes a 0.5mm Line Available to Buy as: Single Pen by Colour Pack of 3 by Colour Box of 10 by Colour Pack of 12 Mixed (3 of Each Colour) Pack of 4 Mixed (1 of Each Colour) Available in 4 Great Colours: Black Blue Red Green These are Ideal for School, Office or for just around the Home.  FREE POSTAGE