Adjustable head strap ensures the best facial seal with minimum leakage. Contour design ensures the compatibility of glasses/goggles reducing fogging. , Full facial close-cell foam seal for improved fit. Adjustable nosepiece ensures increased worker comfort and acceptance. Protection level FFP3 with exhalation valve. Conforms to EN149:2001 + A1:2009 FFP3 NR, Excellent face fit test results. For Hazard Type: Toxic dusts, fumes and water-based mists.Example: Working with hardwood, glass fibres and plastic (non PVC), metalwork and welding.