Erase, condition and deep clean whiteboards in 1 easy step Thick, pre-moistened towelettes come in a pop-up container. A convenient storage area in the top of the dispenser preserves partially used sheets. Smooth, easy clean when wiping. Non-toxic cleaner is perfect for classrooms and conference rooms. EXPO(R) Marker Board Towelettes, 6in. x 9in., Pack Of 50 is one of many Board Accessories available through Office Depot. Made by Expo.