Medical Supply Products Daily Use Wool Cotton Balls Hebei Kangji Medical Instrument Co., Ltd. Base Info Ethylene Oxide Sterilization:Without Ethylene Oxide SterilizationQuality Guarantee Period:Two YearsGroup:AdultLogo Printing:With Logo PrintingSpecification:500g,Bag Description Pre:Disposable Face Mask Protective Face Mask Nonwoven Face Mask Surgical Face Mask Medical Next:Absorbent Disposable Cotton Ball Quality