Swiffer Heavy Duty Dusters TRAP + LOCK dust with 2X more fibers and remove up to 95% of allergens. And, with thousands of fluffy, specially coated fibers and a 360-degree design, Swiffer Dusters grab onto dust in every direction and don't let go. The 3ft extendable handle makes it easy to clean fan blades, bookcases, and light fixtures. vs. Swiffer Dusters Common inanimate allergens from cat and dog dander and dust mite matter