Dry-erase markers contain specially formulated low-odor, dry-erase ink. They are perfect for classrooms, small offices and homes. For optimal results, use on nonporous surfaces such as porcelain or melamine whiteboards and glass. Dry-erase markers with chisel point deliver consistent color quality for bold colors and great erasability. Details:Includes assorted colors12 packs (16 markers per pack, 192 total markers)Certified AP nontoxic inkConforms to ASTM D-4236Chisel tip