Breathe comfortably in dusty environments. 3M Dust Masks help provide relief from nontoxic nuisances, such as pollen or household dust. The contoured shape fits comfortably on your face. Lightweight and disposable, these masks are great for protection during DIY projects on or around your boat. Not for use as respirators. Key Features For nontoxic dust and pollen Not for organic vapors Comfortable, contoured fit