Libman Microfiber Dust Mop Refill, 18.5 in. features premium microfiber fingers designed to effectively pick up dust and allergens, helping to keep your home clean and protected from dirt and germs. This refill is i for use on hardwood floors and a variety of other surfaces. The cleaning pad is easy to change, machine washable, and reusable, making it a convenient and eco-friendly choice for maintaining your floors. It measures 18.5 inches in length and 6 inches in width, providing ample coverage for efficient dusting.