The Frixion Ball pen, whose ink disappears with friction heat when the end cap is removed and a special eraser is used, now has a new rotating two-color model in the Biz series. This is a premium type with a metal body. The eraser rubber at the end of the barrel is covered by the end cap, giving it a high-quality appearance. Lead diameter: 0.38mm, Ink colors: Black and Red. |Not suitable for official documents or addressing envelopes.