Climax FFP3 Vertical Fold Flat Mask Respirator with Valve Masks are individually wrapped to offer maximum hygiene.  CE Approved | Classification: EN 149:2001+A1:2009 FFP3.  Current NHS guidelines stipulate FFP3 | N95 face masks for virus and bacterial infection control. World Health Organisation - Recommended Level of Protection.  FFP3 is the highest level of protection available from a mask. Protection class FFP3 respirator masks offer maximum protection from breathing air pollution. The total leakage may amount to a maximum of 5% and they must filter 99% of all particles measuring up to 0.6 μm. N95 masks help to keep you safe from Pollution, Bacteria, Viruses , Dust, Vehicle Exhaust Fumes, Allergens, and Humidity and Filter Poisonous Particles. Masks feature latest filter technology allows Low Breathing Resistance and prevention of heat build up.