EXPO Low Odor Dry Erase Markers feature vivid ink that's easy to see from a distance and provides consistent color quality. These Expo dry erase markers erase cleanly and easily from whiteboards and other non-porous surfaces with a dry cloth or EXPO eraser. The dry erase marker ink is specially formulated to be low-odor making it perfect for use in classrooms, offices, and homes. Use your colorful EXPO dry erase markers to track, schedule, and present.