Pilot FriXion Ball Knock 05 Black Replacement Refill 3-Piece Set LFBK-23EF-B LFBKRF30EF-3B

Pilot Friction Ball Knock 05 [Black] Replacement Ink Set of 3 * The color disappears when rubbed with the special eraser. * Do not use on important documents or addresses that should not be erased. * Do not place in direct sunlight or in high-temperature areas. Ink becomes colorless at temperatures above 60°C. * The erased writing may reappear at around -10°C. * Do not use for writing on anything other than paper. * Depending on the type of paper, such as thermal paper, or the characteristics of printed materials, erasing may not be effective. * If the eraser is dirty, it may stain the paper. Please clean off any dirt before use.