EXPO Dry Erase Board Cleaning Wipes are pre-moistened wipes designed to clean dry erase boards. They contain a non-toxic cleaning formula that removes marker residue, dust, and dirt from whiteboards. The wipes come in a tub of 50 wipes that are 6" x 8" in size. They are lint-free and leave no streaks or residue behind. The wipes are safe for use on whiteboards, glass boards, and other non-porous surfaces. They allow for quick and easy cleaning between uses of dry erase boards. EXPO Dry Erase Board Cleaning Wipes are an effective product for cleaning and maintaining dry erase boards.