3 Ply Protective Face Mask with NOSE CLIP, Certified by CE, ISO & GMP Bacterial Filtration Efficiency(BFE)=98.5%, Particle Filtration Efficiency(PEE)=94% BEIGE-P50 Water Resistant Surgical Mask With Melt Blown Fabric Layer (Beige, Free Size, Pack of 50, 3 Ply) Non-Washable, Water Resistant Surgical Mask With Melt Blown Fabric Layer