Pilot FriXion Ball FriXion Ink Ink Mocha Erasable Ballpoint Pen Inerasable Ballpoint Pen Switch, 0.38mm (Black, Red, Blue) + Oil-Based 0.5mm (Black)

[Erasable and indelible in one pen] The FriXion Ball Switch is a writing instrument that combines the FriXion erasable ballpoint pen and the indelible oil-based ballpoint pen in one pen. You can enjoy the convenience of erasable writing and the peace of mind of indelible writing without having to switch pens. [Alcohol-resistant oil-based ink] The indelible ballpoint pen uses 100% pigment oil-based ink. It is water-resistant, light-resistant, alcohol-resistant, and scratch-resistant, making it durable enough for everyday use. [Pen tip diameter/product size] Erasable ink: 0.38mm Oil-based ink: 0.5mm Maximum diameter φ13.8mm Total length 145mm [Refill Part Number] Erasable ink: LFBTRF-30UF Oil-based ink: BRF-15 [Notes] The black, red, and blue slide lever pens use friction ink that disappears when rubbed with the rubber on top of the pen. Do not use on documents, addresses, or other items that must not be erased. The black clip slide lever pen uses oil-based ink that will not disappear even when rubbed.