This Eraser FACTIS Xtra Soft is perfect for erasing charcoal and pastel on fine papers, watercolor papers, and vellum, this incredibly soft eraser is non-abrasive meaning it can efficiently remove pastels and charcoal and effortlessly cleanse watercolor paper without roughness or abrasion. Additionally, it ensures a tidy erasing experience by adeptly picking up its own shavings, all while preventing smudging or smearing.