Use these low-odor, dry-erase markers to track, schedule and present your point in a brilliant fashion. Ultra-fine point is perfect for precise writing in small spaces. You also get vivid color with ink that is easy to erase on whiteboards, glass and nonporous surfaces. Specially formulated, low-odor ink is ideal for classrooms, small offices and homes. Ink is certified AP nontoxic and conforms to ASTM D-4236.