A retractable eraser with rectangular corners erase tiny areas easily. The slide advance & retract mechanism is fast an easy to use. Fun crystal-like transparant barrel colours that match Pentel Caplet Mechanical Pencil. Refillable using the ZER80 refill erasers. Please remove the slide stopper before using. To help steady the eraser push on the front side of the barrel where the "Push" mark is indicated.
