Koh-I-Noor Kneadable Eraser 6422
Forming rubbers are non-vulcanized rubbers shape of which may be formed and are of high stickiness to artistic drawing tools such as dry pastel chalks, charcoals and similar media of low adhesion.

Forming rubbers are non-vulcanized rubbers shape of which may be formed and are of high stickiness to artistic drawing tools such as dry pastel chalks, charcoals and similar media of low adhesion.