CE AND ISO Approved Different Sizes Of Adjustable Oxygen Venturi Mask With 7 Diluters
1, Mask is made of medical grade PVC, soft & comfortable.
2. Adjustable nose clip
3. Elastic Strap, latex-free is optional
4, 7fts oxygen tube
5, Color-coded diluters for easy identification of oxygen concentration
6, Customization is acceptable
7, Oxygen concentration range:24-60%