DESCRIPCIÓN
3 Layers: A. Cotton, finished in accordance with OEKO-TEX standards. B. PP / 30/160 non-woven fabric. C. PES / 75/160 non-woven fabric Filtration layer. They reduce the risk of infection and protect the respiratory system from contamination. Filters 96% of the pollution. Usage time: 6 hours. Laboratory tested. Not for use medical.