3M™ Whiteboard Eraser for Whiteboards

3M whiteboard erasers remove dry-erase marker from whiteboards without sprays or cleaners. By adding water to these whiteboard permanent marker erasers, you can also clear your board of unsightly stains and residue caused by permanent markers. Simply use water for cleaning. Eraser even cleans permanent marker stains on whiteboards. 3" x 5" marker erasers come in a pack of 2.