Schneider Slider Rave XB pens provide an extraordinarily smooth, bold and gliding writing experience. The extra broad line width (XB) makes it perfect for taking notes, signing documents, or doing anything else that requires a bold line and the Viscoglide ink is also waterproof and smudge-proof, so you can highlight your work without smearing. Smoother and longer lasting than gel pen refills, with all the best qualities of premium ballpoint ink that dries instantly and is great for lefties, too! The Slider Rave XB is ergonomically designed, with a rubberized barrel that provides a comfortable grip enabling you to write for hours without hand fatigue. The pen also features a sturdy metal clip, so you can easily attach it to your notebook, bag or shirt pocket. The Slider Rave is CO2 neutral, so you can feel good about using it. Its the perfect pen for anyone who wants a smooth, comfortable writing experience without sacrificing sustainability.