3M Home Dust Mask， used for relief from non-harmful household dust， offers homeowners an option in helping reduce the inhalation of common household dusts， dirt， pollen and grass clippings. The patented filter media and contour-fit， soft metal nosepiece adjusts closely over the bridge of the nose making it comfortable and easy to use. Lightweight and disposable the 3M Home Dust Mask is a great choice for DIYers working on projects in and around the home.