From Sharpie:

Bold to the max and permanent to the core, Sharpie Permanent Markers inspire you to transform ordinary surfaces into passionately creative statements. Made to write practically everywhere, vivid Sharpie markers eliminate dull and boring. The original permanent marker, Sharpie has iconic ink that dries quickly and resists both water and fading. While pale imitations wither away, Sharpie markers make creations that endure. Featuring a bold fine point built for jaw-dropping marks, Sharpie Permanent Markers ignite courageous self-expression.

Features

• Tip Type: Fine
• Barrel Type: Plastic
• Proudly permanent ink marks on paper, plastic, metal, and most other surfaces
• Intensely brilliant colors create eye-popping, vibrant impressions
• Remarkably resilient ink dries quickly and resists fading and water; AP certified
• Endlessly versatile fine tip makes impressively bold, detailed marks