The BIC 4 Colour Ball Pen provides four ink colors in one convenient design for fun and colourful expression! Ideal for Bullet Journalling, colour-coding, editing, and organising copy, this pen allows you to choose between blue, green, red, and black ink with a push of a button. This BIC 4-Colour Ball Pen has a 1.0mm ballpoint that is perfect for everyday writing activities. For added convenience, the retractable pen can be refilled and has a lanyard hole so you can take it with you anywhere.