HIGH QUALITY Premium microfiber, the microfiber mop head also easily removes and absorbs stubborn dirt and grime. Durable and machine washable. Plus the mop head refill won't scratch the surface you're cleaning. Also suitable for car washes. PERfECT CLEANING TOOLThe mop refill has soft, absorbent strings thatFor dry and wet use. Best for the smooth surface floor, such as wooden floors, ceramic tile, laminate floors, marble floors and other sealed hard floors.