Surgical masks (box of 50)

High filtration efficiency ear-loop masks complying with the european Norm EN 14 683:2005. To use as part of H1N1, swine flu protection. Up to governmental instructions, the National Institute for Safety Research recommend to employees possibly in contact with with risky persons ( contacts in public transport or with colleagues in the company) to wear a surgical mask. 3 polypropylene layers. Excellent air-breathing quality mask. IIR class : Bacterial filtration efficiency  up to 98% and liquid resistant. High respirability degree. Box of 50. BFE = 99,8% Delta P = 24,1 Pa