MITSUBISHI PENCIL Jetstream 4&1 Multifunction Pen 0.5mm 4 colors + 1 mechanical pencil Equipped with the newly developed JETSTREAM Lite Touch Ink. From the world’s first revolutionary ink series delivering “addictively smooth writing,” the Lite Touch Ink offers an even lighter, effortless writing experience. It reduces writing resistance compared to conventional ink, providing a smooth and comfortable glide. The knock button color indicator is subtly positioned so only the user can see it, balancing design and usability. Its compact design makes it easy to carry in a bag or pouch. With 4-color ballpoint pens plus a mechanical pencil built into a single barrel, it’s perfect for writing and portability. ● Ink color : black, red, blue, green / Sharpie : 0.5mm