PILOT Pilot Refill Ballpoint Pen Cartridge LPTRF-10S4-B 0.4 Set of 3, new. This is a refill for the PILOT Juice Up multi-color pen series. Available in black, blue, red, and green. Please comment with the color you need. These are not often found in stores, so if you're looking for them, please consider this. I also have other refills available, so if you're looking for something specific, please ask! Other refills can be found here: #Zリフィル