M3活性炭折叠口罩

*五层高效滤材，更有活性炭过滤层

*高效呼吸阀有效改善闷热现象,呼吸更顺畅

*可调节式头带，更密合更舒适

*折叠式设计更易携带，高效防护各种粉尘及异味

*5-ply composition,excellent active carbon

*High filtration efficiency.More comfortable.

*Adjustable nosepiece, ensures comfortable wearing

*Against dust & organic vapors, etc.