PILOT FriXion Ball 3 Slim Ballpoint Dark PLKFBS60EFDS 0.5mm 3-Color Pen, Silver,

[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. [0.5mm 3-color ink]: Use three colors (black, red, and blue) in one pen. The 0.5mm tip is convenient for writing in notebooks and documents. [Refill Compatible]: Compatible with Frixion multicolor refills (LFBTRF30EF). 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.