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![](picture/2009101611495515433.jpg)
fabric: non-woven cloth form fitting design
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![](picture/2009101611512087581.jpg)
fabric: non-woven cloth Lightweight construction
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![](picture/2009101611523640291.jpg)
fabric: non-woven cloth fitler layer: high efficiency and strong absorption activated carbon
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![](picture/2009101611532479139.jpg)
fabric: non-woven cloth Lightweight construction exhalation valve
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