Traps + locks dusts and allergens (Common inanimate allergens from cat and dog dander & dust mite matter). Questions? 1-800-214-8734. www.Swiffer.com. Good Housekeeping: Since 1909. Limited warranty to consumers. Replacement or refund if defective. Specially coated fibers grab onto dust & don't let go! Visit Swiffer.com. www.pg.com. Assembled in Canada.