Ningbo Air Wolf Automation Co；Ltd
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New pm2.5 civilian FFP2 EU standard CE certification European protective mask head-mounted mask with breathin valve
Because the protective mask will feel boring when worn for a long time, the breathing valve just solves this problem. The exhalation valve closes automatically when inhaling to block harmful substances; the valve disc automatically opens when exhaling, expelling moisture and heat, reducing exhalation Resistance makes exhalation smoother and more comfortable to wear!
