This replacement mop is made of high quality, soft materials. It is best suited for cleaning and mopping various floors including sealed hard floors, laminate, wood, ceramic and marble floors. In addition, it is also a reliable cleaning mop for windows. It can be practically used to clean stubborn dirt in high-rise windows. Its materials are made of microfiber yarns that can absorb an unlimited amount of dust. Since it's lightweight, you won't feel too tired reaching even your highest windows!