Adult valve respiratory mask

Company name :
Model :

NTP-312

Price :
Packaging :
5-pcs package
Minimum order :
Negotiable
Standard :
N99
Production power :
Negotiable
Payment type :
Advance Payment
Post type :
Negotiable
Description :

Blocks out suspended 0.3 micrometers particles, Flexible silicone valve to decrease the exhalation resistance


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