Made of medical grade PVC With adjustable nose clip With elastic strap With 2m tubing Size: S, M, L, XLThe Non-rebreathing mask (NRB) are used for patients requiring large quantities of oxygen.  Patients suffering from traumatic injuries or cardiac related illnesses call for the NRB.  The NRB employs a large reservoir that fills while the patient is exhaling.  The exhalation is forced through small holes on the side of the mask.  These holes are sealed while the patient is inhaling, thus preventing outside air from entering. The patient is breathing pure oxygen.  The flow rate for the NRB is 10 to 15 LPM. All materials used in construction of the Oxygen Mask ,and the Oxygen Tubing are latex free, soft and smooth surface without sharp edge and object, They have no undesirable effects on the Oxygen/Medication passing through under ordinary conditions of use. Mask Material are hypoallergenic and shall resist ignition and rapid buring,The volume : 500ml/750ml/1000ml construction: 1.with/without check value  2.one safety vent open  3.mask with elastic strap 4.adjustable nose clip  5. non-rebreathing  6. with 2m oxygen tubing Size :S, M, L, XL Expiry date: 5 years Store claim: store in dark, dry and clean conditions

Form of packing

1pc packing in PE bag, 100pcs in one carton