1. capability and structure:

Disposable Oxygen Mask is made up of mask, joint, oxygen tube, the first component 

of speaker, and made from medical polymer materials.

2.Applications:

clinic use

3.Size:

S,M,L

4.Use:

a.this mask can be used during sterile period of validity

b.with the mask covering patients' mouth and nose

c.make sure joint is linked with Oxygen Machine 

5.Attention:

a.This mask is disposable.it can't be reusable.

b.It can't be used if the inner packing is broken

c.via Ethylene Oxide Sterilization.two-years' period of validity

d.store this product in the room of dry,ventilated, and non-corrosion