This industrial quality respirator, without the valve, is made for working environments in which deleterious and mutagenic particles can be found in the breathing air. Protection class FFP2 respirator masks protect against mechanically and thermally generated particles. Low breathing resistance for increased wearer comfort, Heavy-duty, heat-sealed, elasticated head straps, Adjustable plastic-coated metal nose bridge allows for a snug fit to a range of face shapes and sizes, Soft foam nosepiece for comfort and custom fit, Inner with no loose fibers, Single-use recommended, May be used to provide respiratory protection against a range of airborne particulate.