The OEM Expo Vis-A-Vis Wet-Erase Marker is ideal for use on whiteboards and erasable calendars. This marker is perfect for marking laminated activity books, cards, placemats, and storage totes or for tracking projects. It features certified AP nontoxic ink that is fade-resistant and bubble-resistant under intense lamp heat. The marker ink wipes off easily from nonporous surfaces with a damp cloth.