Pilot Frixion Ball Multi-Color Refill, 0.38mm, Black, LFBTRF30UF3B, 5-Pack

Contents: LFBTRF30UF3B (black) x 5 Nib: Ultra-fine 0.38mm / Barrel: Resin Refill size: Total length: 87.5mm, Maximum diameter: 3.6mm Main products: Frixion Ball Slim Biz, Frixion Ball Slim, Frixion Ball 2, 3, 3 Slim, 4 *The ink will disappear 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 will become colorless at temperatures above 60°C. *Erased writing may reappear at temperatures 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 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.