EXPO Low Odor Dry Erase Markers use a specially formulated, alcohol-based ink with virtually no odor. The markers feature vivid ink that is quick-drying and easy to see from a distance. These dry erase markers write on whiteboards, glass and most non-porous surfaces. Bright, vivid, non-toxic ink is quick-drying, smear-proof, easy to see from a distance, and provides consistent color quality Durable, fine point tip for thin, detailed lines Erases cleanly and easily with a dry cloth or Expo eraser Ink is specially formulated to be low-odor. Perfect for use in classrooms, small offices, and homes