3M™ Sanding and Fiberglass Respirator, used for non-harmful dusts from sanding, grinding, sawing and insulating particles, is designed to be comfortable and easy to use. 3M™ Sanding and Fiberglass Respirator features proprietary filter technology for easier breathing and an adjustable nose clip that helps reduce eye protection fogging, helps ensure a better seal around the face area and gives the user a snug fit. With a 95% filter efficiency against solid and liquid particles that do not contain oil, the 3M™ Sanding and Fiberglass Respirator is a great choice in respiratory protection for both the pro and the DIYer when working on projects that include sanding, grinding, sawing and insulation.