Refill your Swiffer Duster (not included) with these Swiffer Dusters Cleaner Refills to Trap and Lock up to 95 percent of dust and allergens. Swiffer Dusters are perfect for cleaning wherever dust shows up including fan blades, blinds, car interior, keyboard vents, bookcases and more. Specially coated fibers grab onto dust and don't let go to easily clean tight places and trap dust in one swipe.