Livingstone Respirator Masks are recommended for general protection. P2 European standard is equivalent to N95 USA standard. Our masks 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 One-way valve 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 AS1716, N95 and/or P2 for your protection and peace of mind.