Faber- Castell Grey Kneaded Professional Artist Quality Erasers? Bulk Buy Quantity 4 Erasers Per Order PACKAGE QUANTITY 4 FABER -CASTELL gray kneaded erasers Kneadable Art Erasers are the perfect choice for correcting charcoal, pencil and pastel work. For correcting and lightening charcoal and pastel work, for cleaning slides and final drawings, extremely kneadable and absorbent each easer measures :l=1.5"xw1.2"xh0 .25"