FFP3 Face Mask 5 pack - Ready for delivery in UK
FFP3 grade, these hygiene face masks offer the highest level of protection against materials in concentrations up to 50x OEL or 20x APF. This is substantially higher than FFP1 and they can block both liquid and solid aerosols. They and are recommended for use by the WHO during outbreaks of SARS, Avian Flu and Coronavirus. - 5 masks per pack.