When it's temporarily out of stock in our US warehouse, you can click the button below to order from our international warehouse.   World's first, dual side click and mini dual side click pens are designed to let you have full control over your writing experience. The side click pens auto-adjust both in length and tip size to create a fully custom pen that ticks all the boxes on your list.   Quick Features Overview Patent pending dual side click mechanism Full size accepts 100+ refills w/o any hacks or modifications Auto adjusting collet To minimize tip wiggle Solid metal construction Titanium Damascus pocket clips available as add-ons Compatible Pens / Refill List   The list is honestly way to long to list here so please see our excel document.   CLICK TO SEE THE COMPATIBLE REFILL LIST   The refills listed below have been tested, are easy to find, and are extremely affordable. We are still ordering and finding more and more refills that work perfectly with our pen. The list is being updated as we find more that fit.   Lifetime Warranty   We're big fans of a lifetime warranty when buying premium items, so every pen comes with that as well. If you ever need anything, we'll be happy to help.