Makrite N95/P2 Face Mask Particulate Respirator, LEVEL 3 Barrier Protection, Cupped Cone Shape, Adult Size, -National Institute of Occupational Health, N95 standard is USA equivalent of the European P2 and P3 standard. Our masks are NIOSH approved and provides active protection through the Bacterial Filtration Efficiency (BFE) of 0.1 micron at over 95%. Filters out solid and liquid particles, excluding articles containing oils. Latex Free, will not cause any skin irritations. Mould-able nose piece for comfortable fit. The Cupped Cone design increases air flow for more comfortable breathing, and the polyurethane headbands allow for easy donning. Its BFE/PFE and Delta P have been fully tested by world renowned Nelson Laboratory in USA. Livingstone is probably the only Australian-owned company that undertakes expensive voluntary testing of compliance to AS4381, N95 and/or P2 for your protection and peace of mind.