Technical Data Sheet Face Mask Packaging Qty: 10 masks/bag Material: Water-proof layer, Melt-blown fabric, Hot air filter cotton, Skin friendly non- woven GSM: 80 gsm Water proof layer: 25 gsm Melt Blown Fabric: 45 gsm Non-woven Grade: FFP2 (min filtering efficiency > 94%) Fluid Resistance: 160mmHG BFE: 97.80% Delta P- Breathability: >5.0mm H2O/cm3 Flame Spread: Class 1 Packaging Qty: 10 masks/bag