Pentel Wow Mechanical Pencil, 0.5mm, Black Barrel, Box of 12 (AL405A) Lead breaks? No problem. Our special pencil tip lets you keep writing even if your lead breaks. Advance again when convenient. Retractable tip protects pockets and purses. A low priced pencil with many features found in more expensive pencils Unique triangular shape barrel and latex-free grip makes it easy to hold and keeps pencil from rolling off desks Distinctive design stands out in a crowd