Pentel® Hi-Polymer® Eraser in assorted sizes helps to clear pencil marks leaving no smudges, no paper tears and no ghosting. Block style is perfect for getting into little corners or erasing large areas quickly and cap size fits into wooden case pencils. Latex-free eraser is made of high quality material and removes lead easily and cleanly with very little pressure. Doesn't crack or harden with age; remains soft and ready to use. Assortent includes four white cap eraser, one small block eraser and one large block eraser.