Refill Gel Ink Ballpoint Pen – 0.5mm Free Shipping Fast Delivery

At MUJI, we understand the importance of quality and function when it comes to writing equipments. That’s why these refills were designed to make the process as easy as possible; it’s as easy as twisting off the bottom cap, ejecting the empty reservoir then inserting your new refill. Designed for use with the cap type gel ink pen range.