Pilot Erasable Ballpoint Pen Frixion Ball Knock 10 Colors 0.5 LFBK-230EF-10C

[Friction] Ballpoint pen that disappears when rubbed [Features] Ink becomes transparent when rubbed/No eraser residue remains even when rubbed/Write and erase as many times as you like [10 colors] Pink, red, orange, yellow-green, green, light blue, blue, purple, blue-black, black [Specifications] Clip slide knock type/resin + rubber [Refill] LFBKRF30EF, LFBKRF12EF [Single item size] Maximum diameter Φ11.1 x total length 146mm/weight 11.8g