Hudson Oxygen Therapy Sales - Multi Vent Air Entrainment Mask Adult Delivery - For Oxygen 7ft Oxygen Tubing, 1 ea

Safe, simple delivery for variable concentrations of oxygenFeatures color-coded, air entrainment low - and medium-concentration dilutersLock ring secures flow settingIncludes adaptor for high humidity entrainmentSupplied with 7 ft. oxygen supply tubing