Twist Erase Click Mechanical Pencil supports breast cancer awareness. A portion of the proceeds from this pencil will be donated to the Breast Cancer Research Foundation. Pink-tinted barrel lets you monitor the lead supply at a glance. Latex-free grip on the barrel is designed to enhance your comfort. Use metal clip to attach to pockets notebooks and more. Convenient side button allows the 0.7mm lead to advance effortlessly without changing hand position. Lead is the same as a No. 2 pencil. The refillable extra-long twist-up nonabrasive eraser feature allows longer use. Turn dial left to advance eraser and right to retract. Mechanical pencil is refillable with Pentel Super Hi-Polymer Lead and E10 jumbo refill eraser.