Uni UF-222-07 Erasable Rollerball Pen Ink Colour:Sky Blue Perfect for drawings on dry

Perfect for drawings on dry and wet materials of all types

with attached clearing pin

Fits a standard large international size cartridge or use with a converter and fountain pen ink

Daler-Rowney has inspired creativity since 1783 and they pride themselves on providing top quality

Uni UF-222-07 Erasable Rollerball Pen Ink Colour:Sky Blue Perfect for drawings on dryThe Uni Ball UF 222 Erasable rollerball uses a specially formulated ink, an upgrade on its predecessor the TSI, which changes from coloured to clear when heat is applied. Simply by rubbing the ink line with the cap of the pen, enough heat is generated to turn the ink clear, 'erasing' the line cleanly. The same pen can then rewrite over the erased lines. Erased lines will reappear if subjected to very low ( 18 C) temperatures. When erasing, the ink