China Disposable Facial Mask with Breathing Valve FFP1 FFP2 En 149 Eua Standard Cup Type Mask with Breath Valve Kn 95, Find details about China Mask with Breath Valve Kn 95, Cup Type Mask from Disposable Facial Mask with Breathing Valve FFP1 FFP2 En 149 Eua Standard Cup Type Mask with Breath Valve Kn 95