Make necessary changes to penciled-in mistakes by using these smudge-free erasers. Smooth surface removes marks with less abrasion and more cleanliness than traditional erasers. With a latex-free, rubber design and nontoxic properties, these erasers are safe for all ages. Medium—2.31 x 0.81 x 0.41. Eraser Type: Pencil Marks; Eraser Shape: Rectangular Block; Eraser Size Type: Medium; Eraser Color: Pink.