Erasable pen, which uses a special polymer materials as ink Binder, assembled by a special process. In the process of writing, forming a layer of ink through the tip on paper can be rubbed pigments film, you can clean the ink, the handwriting in a matter of hours as normal as a pencil eraser to wipe out retained handwriting water does not spread, long Sun fading, 48 hours after a permanent and indelible marks, can keep for a long time. Write the product appearance, similar to the other ballpoint pens, blue, black, red and other colors.
Erasable pen for assignments are a good choice, but the signing of important documents or examination or choose a better pen. This is because the erasable pen marks will disappear at high temperature.