Sharp Writer is the mechanical pencil to trust for break-resistant leads. With breakproof technology & a unique shock-absorbing tip, these mechanical pencils further reduce lead breakage. Twist-to-advance mechanism silently advances your lead for fewer distractions when writing. Smudge-resistant Pink Pearl eraser fixes mistakes cleanly. The No. 2 pencil leads are the choice for standardized testing. Nonrefillable mechanical pencil also offers a convenient pocket clip to attach to pockets & notebooks.