The oxygen masks convey oxygen or the steam to the patient connected with respiratory system.Made of medical grade PVC: Clear soft, non-toxicWith Adjustable nose clip.With elastic strapMedium concentration.Tube Length: With 2m tubing/without tubing or any length.Certificate: CE&ISOSterile: EO gasFeature: Easy to tear open, prevent leakage, waterproofSize: XL, L, M, S, XS.WE WILL REPLY YOU AT ANY TIME! http://accenterprise.en.made-in-china.comMobile: +86 18756699011
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