Product Name: KN95, FFP2 Standard: GB 2626-2006, CE BFE: 95% Respiratory Resistance: 80PA Material: Non woven fabric, Meltblown fabric, Hot air cotton Layer: 5 Layer Packing Specification:50pcs/Pack, 40packs/Carton Packing Material: Paper-Poly Pouch Carton Size: 62cm44cm48cm Gross Weight: 14kg