Swiffer Sweeper Wet mop textured cloths trap and lock dirt deep in the cloth. They are safe to use on all finished floors and have a scrubbing strip to remove tough spots. Use with your Swiffer Sweeper Dust Mop - the convenient combination of a broom and mop for a quick and easy clean. Do not use on unfinished, oiled or waxed wooden boards, non-sealed tiles or carpeted floors because they may be water sensitive.