This product is a patent.
Unique design makes breathing comfortable and stays fit when breathing
High 99% BFE and low breathing resistance for protection against airborne particles, splatter of blood, saliva
Unique surface water resistance and soft lining, non-irritating and glass fiber free.
size: 17.5 × 9.0cm, 17.5 × 9.5cm(Adult) / 14.5 × 9.0cm(Child)
1. Size: 17.5 x 9.0 / 17.5 x 9.5cm(adult) , 14.5 x 9.0(child).
2. packing method: 50PCS/BAG/BOX; 40BOXES/CTN.