3M 9322+ Aura Cool Flow Comfort mouth mask with valve is a dust mask designed with 3 panels which ensures the mouth mask stays firmly in place, a moulded nose panel, 3M Cool Flow valve that helps the exhaled air escape from the mouth mask and colour-coded straps. Has an FFP2 rating with 94% particle filtration.Use the 3M 9322+ Aura Cool Flow Comfort mouth mask with valve for respiratory protection while sanding, drilling or sawing. Designed to provide FFP2-level protection against medium concentrations of particulate matter and oil- or water-based mist typically encountered when working with paints, varnishes, softwood, cement and steel. The 3-panel design ensures that the mouth mask stays firmly in place by providing a secure and comfortable seal. Suitable for a wide range of face shapes and sizes. The embossed pattern reduces airflow through the top panel, reducing the extent to which goggles fog up. The 3M Cool Flow valve helps drain warm and moist exhaled air into the mouth mask. Features 3M's advanced electrostatic filter material, developed to allow easy breathing.