The Pilot VPen (or V4) disposable fountain pen has long been a favourite thanks to its excellent performance, convenience and range of ink colours. The Erasable Ink version features a range of brilliant ink colours that are all erasable using a standard ink eradicator pen. Medium nib. Medium tip with 0.58 mm line width Viewer window to see how much ink is left It is ideal for left-handers with its rounded nib