We manufacture our masks only from quality certified materials Ultra Soft Hypoallergenic Spunbond and Meltblown with high BFE. The quality of our masks is confirmed by the results of Protocol No. 3/28-�?-1643-20 of preclinical tests in State Enterprise "Scientific Center for Preventive Toxicology, Food and Chemical Safety named Academician L.I. Medved of the Ministry of Health of Ukraine". Country of origin: Ukraine Brand: MediSaf Color: Blue / or other on request Size: 17.5cm x 9.5cm Sterility: Non-Sterile (STERILE R possible upon request) Packing: 50 pcs/bag 1 bag/box 40 box/carton Fabric structure: 1st layer: Non-woven fabric 25 g/m2 2nd layer: melt blown fabric 25 g/m2 3rd layer: non-woven fabric 25 g/m2 Filtration efficiency: BFE 95% & 98% Delivery: DAP EU is 2-3 days MOQ: 2000000 pieces