Staedtler Mars Eraser, White, Vinyl, 20/Box All-purpose, latex-free, white eraser is versatile. Removes pencil lines without smudging and erases ink from film when moistened. Individually cellophane-wrapped with a tear-open strip. Eraser Type: Art; Material(s): Vinyl. Erases ink from film when moistened. Corrections; Deletions; Rub-out; Expunge; Delete; Remove All-purpose, white, latex-free plastic eraser is individually cellophane wrapped.