China Customized Big Size Air Filter Protective Plastic Breath Exhalation Valve, Find details about China Breathing Valve, Breathing from Customized Big Size Air Filter Protective Plastic Breath Exhalation Valve
Product name | face mask breathing valve | |||
Material | PP | |||
Colors | White/black | |||
MOQ | 10000pcs | |||
Application | used in face mask |