... the Face masks carefully. Specification Material FFP3 Chemical Respirator with Valve style EarloopApplicationFor medical, surgical, pharmaceutical, laboratorial, industrial sector construction ... month MOQ 20,000 PCS Delivery15 daysTerms of paymentL/C,T/TStorageStored in a cool, dry ,well-ventilated ... materials;non-woven disposable anti-dust face mask,cup style . 4.Adjust the bandage strip and built-in ...