ink eraser / study work

When we need to push ink into pen, frequently, we clear the crust of pen with paper and often dirty our hands.The characteristic of ink eraser can clear ink and will not be coated with organic solvents.Tear the adhesive tape , fixed to the opening of ink bottle , and let the pen through the little hole on the ink eraser.When drawing out the pen ,the ink eraser will clear up the crust of pen and the ink will flow back into the bottle.The ink eraser can be used for a long time, it can be left on the opening of the bottle when you cover lid.