Blue checking pencils provide bright, nonfading, erasable color to use for checking, map coloring, blueprints, proposals, papers edits and more. They are ideal for teachers, artists, accountants and engineers. Pre-sharpened design saves you time. Superior, latex-free eraser removes marks completely without smudging and is securely glued in signature green and gold ferrules. PMA-certified, nontoxic construction is safe for children. With a rich history of quality spanning more than 100 years, teachers trust Ticonderoga.