Use Expo Low Odor Dry Erase markers to track, schedule, and present your point in a brilliant fashion. Intense colors take center stage even from a distance. Specially formulated low odor ink is ideal for classrooms, small offices, and homes. Same bright, vivid color now with better erasing ink! Add excitement. Add emphasis. Add color. Use new Expo Ink. Certified AP Nontoxic and conforms to ASTM D-4263.