Swiffer Super Extender Handle extends up to 6 ft. allowing you to reach more areas of your home and Trap Plus Lock up to 3x more dust and allergens. 360 of specially coated fibers grab onto dust and don't let go. They are uniquely designed to Trap plus Lock dust from every direction versus feather duster, common inanimate allergens from cat and dog dander and dust mite matter. Features: Super extender handle starter kit comes with 4 heavy-duty duster refills Super extender handle is able to extend up to 6 ft., helping you get to hard to reach areas Swiffer heavy-duty dusters trap plus lock up to 3x more dust and allergens versus feather duster, common inanimate allergens from cat and dog dander a dust mite matter Specially coated fibers grab onto dust and don't let go Great for use on fans, bookcases, light fixtures and any surface that used to be out of reach Swiffer dusters here