Pilot FriXion Ballpoint 2 Multicolor Ballpoint PLKFB40UFNC Pen, 0.38mm, Non-Color,

[Erasable with Rub]: Equipped with friction ink that erases writing with friction heat. After the writing has dried, rub it with the rubber at the back of the barrel to erase the color. [No eraser dust & rewritable]: No eraser dust is left behind, and you can rewrite on erased areas as many times as you like. [0.38mm Dual-Color Ink]: Use two colors, black and red, in one pen. The 0.38mm tip is convenient for writing small details in notebooks and documents. [Refill Compatible]: Compatible with Frixion multicolor refills (LFBTRF30UF). Even if the ink runs out, you can replace it and use it for a long time. [Caution]: Do not use on documents, addresses, or other items that must not be erased. Do not store in direct sunlight or in high temperatures.