Hi-Polymer White Pencil Cap Erasers 10/PK High-quality, white eraser cap is specially designed to lift lead markings off paper with very light pressure. Simply slip over your pencil's worn-down eraser to keep this latex-free eraser handy. Hi-polymer eraser material erases cleanly without scratching or tearing paper surface, and leaves no dust. Nonabrasive block eraser will not crack or harden with age and remains soft and ready to use. White cap-eraser style fits most mechanical and all standard pencils.