... wire, 3-layer pleated design; * Breathable, soft lining, latex free and fiberglass free; * Materials: PP+MBPP, 16/18/20/25/30g/sqm ... wire, 3-layer pleated design; * Breathable, soft lining, latex free and fiberglass free; * Materials: PP+MBPP, 16/18/20/25/30g/sqm ... logo can be printed on inner box, polybag or carton full face dust mask