It features a snap-on cap that is not only super satisfying to fidget with but also gives the pen a classic look and feel. It’s a straightforward, solid metal, high-quality, fully CNC-machined pen, paired with the super-smooth Schneider Gelion 39 gel refill. Of course, it’s also compatible with Parker-style refills, allowing you to customize your writing experience.   Quick Features Overview • Snap-On Cap: Enjoy the satisfying click of the cap, enhancing both functionality and fidget-friendly interaction.• Solid Metal Construction: Precision CNC-machined from Grade 5 titanium (with grade 4 titanium for the pen clip) for a robust and durable build.• Refill Compatibility: Pre-installed with the Schneider Gelion 39 gel refill and compatible with Parker-style refills for versatile writing options.• Lifetime Warranty: These pens are built to last for generations, but if you ever need support, we’ve got your back—no questions asked.• Free Worldwide Shipping: We like the make the math simple, shipping is free for everyone.