Pilot Frixion Ball Knock Blue x 3 pens 0.7mm LFBK-23F-L

Material: (Shaft/Sheath) Resin + Rubber Size: Maximum diameter: 11.1 mm / Total length: 146 mm / Ball diameter: 0.7 mm (fine point) / Weight: 11.8 g Color: Blue Ink: Friction ink Mechanism: Retractable (clip-slide retractable type) The erasable ballpoint pen "Frixion Ball" ● Uses a unique "Frixion ink" that disappears when the temperature exceeds a certain level. The ink becomes transparent when rubbed! ● Because the ink becomes colorless by utilizing temperature changes, no eraser residue is produced. ● It can be written and erased over and over again. ● The body has a matte finish and a simple yet stylish design. ● The pen is clicked using the clip (clip slide click type). ● The "ON" state is indicated by the color appearing from a small window (knock indicator). * The color disappears when rubbed with the special eraser. * Do not use on documents, addresses, or anything that should not be erased. * Do not place in direct sunlight or in places with high temperatures. The ink becomes colorless at temperatures above 60℃. * Erased writing may reappear at temperatures around -10℃. * Do not use for writing on anything other than paper. * Depending on the type of paper, such as thermal paper, or the characteristics of the printed material, it may not be suitable for erasing. * If you rub with a dirty eraser, the paper surface will get dirty. Please wipe off any dirt before use.