Features:brand new and high qualityDisposable oxygen mask, it is convenient to use for health hygiene, you don't need to worry about bacteria breeding.High concentration and high flow oxygen treatment, convenient use by the patient - light, portable, it can improve the oxygen efficiency and patient comfort transparent tube with flexible universal connection tips, which are suitable for all kinds of oxygen equipment.High quality material, it is made of PVC material, durable, healthy, you can safely use.Oxygen mask with flexible tub to facilitate and designed for high concentration treatment with oxygen. Non-rebreather masks deliver oxygen concentrations of oxygen.The oxygen mask with adjustable elastic rope, it is easy to wear, convenient to get a comfortable.Specifications:Material: PVCNote: Please allow 1-2cm error due to manual measurement.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Package among:1 Set in Oxygen Mask Include:1st oxygen mask1 piece of tube