Quartet 4-Count Broad Dry-Erase Marker Kit, 1 Eraser, 2 oz. Spray Cleaner (51-659672Q) Convenient dry-erase kit includes dry-erase markers, eraser and spray cleaner Broad, smooth writing markers are non-toxic, AP-certified dry-erase ink Foam eraser easily wipes away dirt and marker dust from whiteboard surfaces Pump spray cleaner simplifies removal of surface stains All items in kit are suitable for use on any non-porous board surface, including Quartet whiteboards and dry-erase boards