Simple Oxygen Mask

Masks Simple Oxygen Mask Material of Simple oxygen mask medical PVC, non-toxic clear PVC, medical grade Advantages 1 The mask has Adjustable nose clip and face-fit shape. 2 It has flexible connector, 360 rotation, more convenient for use. 3 It is available with anti-crush 7ft tubing Packing 100pcs per carton Using Instruction Simple oxygen mask is a device placed over the nose and mouth through which a patient can breathe oxygen.