Alvin Penstix ink

Alvin Penstix are permanent, waterproof, fade-proof and feature archival rich black ink. These pens have excellent nylon tips that produce consistent lines for technical drawing, sketching, cartooning and detailing watercolor paintings. Easy to use, won't clog and last a long time. Each pen comes with a pocket clip so you can clip them anywhere you want! SAVE 33% OFF LIST Save $0.75 off List