Mechanical pencil features a tinted barrel to let you monitor lead supply at a glance. Extra-long nonabrasive twist-up E10 eraser comes in handy when making corrections. Smooth latex-free Comfort-Zone grip provides extended writing comfort. Stylish metal pocket clip is convenient when going about your day-to-day routine. Convenient side button allows the 0.5mm lead to advance effortlessly without changing hand position. HB lead inside is equivalent to a No. 2 wooden pencil and scans on standardized tests. Twist Erase Click Mechanical Pencil is refillable with Pentel Super Hi-Polymer Lead and E10 jumbo refill eraser.