The alcohol-based ink used in EXPO® Low Odor Dry Erase Markers is specially formulated to have almost no odor. The markers have bright, fast-drying ink that is visible from a distance. Whiteboards, glass, and the majority of non-porous surfaces can all be written on with these dry erase markers. Vibrant hues are simple to see from a distance and to remove from most non-porous surfaces, including whiteboards and glass. Dry erase ink with little smell is perfect for homes, workplaces, and classrooms. available with fine, ultra-fine, bullet, and chisel tips.