eXpunge® Cleaning Sponge 24 Case eXpunge® eliminates, eradicates, and erases dirt and stains on most hard surfaces Water, the eXpunge®, and a little elbow grease are needed, no other cleaning chemicals required Amazingly effective on bathroom tile, counter tops, baseboards, floors, removing scuff marks, crayon and markers The eXpunge® can be reused after it has dried out by simply reactivating with water.