These proven Sharpie permanent markers, with their vibrant colours, are ideal for artistic tasks and not for nothing set the standard for fast drying, waterproof ink. Available in many vibrant colours, they add creativity and style to your work. Thanks to the durable fine tip, you can draw clear lines, letters and numbers with these pens. The perfect writing instrument for a great emphasis of your messages, artistic creations and other works. Ideal for use on paper, ceramics, plastics and rubber. Line width: F.