Livingstone Respirator Masks are recommended for general protection. for Non-Therapeutic use. 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.