The drawing surface is cleaned with a fine powder that absorbs dirt and graphite by a dual-purpose nonabrasive eraser. Grit and grease are absent from gum erasers. Safe for cleaning art work. Applicable to all types of papers, boards, and textiles. fades; doesn't scuff or damage. Eraser and dry cleaner with two uses. sanitizes and erases leather, fabric, and paper without causing smearing or scratches. Grit and graphite are absorbed by fine dry powder, which leaves the drawing surface clean.