Nasal oxygen mask Venturi Mask Ⅱ Series

PVCadjustableadjustable concentration

1 Sterilized by EO gas. Non-toxic. Non-pyrogenic, single use only 2 Safe, simple delivery of variable Oxygenconcentrations. 3 Adjustable mask, with four sizes XL, L,M,S available. 4 There’s white diluterfor high Oxygen concentration and greenfor low concentrationbeing responsible for adjustment of three different Oxygenconcentrations. 5 Can match up with many other adapterswhich fits the mask.