1. strengthened Oxyen Cannula. 2. certificate,CE ,ISO13485 3. anti-crush tube,non-toxic PVC,medical grade,flexible.

nasal oxygen tube helping breathing oxygen1.Made of non-toxic PVC,medical grade ,tubing color is green or transparent2.Tubing out Diameter 5mm/6mm for your choice, anti-crush

3.Different length available,with 2 connectors to match wide range of respiratory equipment.4.Packed in individual peelable polybag5.Sterilized by ethylene oxide gas6.flare or non flare tips7.different types of tips for your choice

8.owing to the keelson design ,oxygen uptake can be never stopped .

9.pure color and soft texture gives users' more comfort

Pure PVC Nasal Cannula with oxygen tubing