Swiffer Sweeper Pet Heavy Duty Wet mop textured cloths have a built-in dirt magnet strip to TRAP + LOCK™ 50% more dirt*. They are safe to use on all finished floors** and have a scrubbing strip to remove tough spots. Dirt magnet strip funnels dirt & liquids into the pad's center and off your floors. Enjoy Febreze freshness with Odor Defense.*vs. Swiffer wet mopping cloths**Do not use on unfinished, oiled or waxed wooden boards, non-sealed tiles or carpeted floors because they may be water sensitive.