Make your next event a unique, memorable one by bringing the experience of an oxygen bar. An Oxygen bar is a free-standing bar which people sit or stand at to breathe over 90% pure oxygen and/or aromatherapy from a disposable nasal cannula (nose hose). These bars can service anywhere from one to four people simultaneously. Some benefits of breathing oxygen is it enhances the immune system, speeds recovery after physical exertion, relieves muscle tension and naturally cure headaches and migraine. But also regulates digestion, expels toxins, helps reduce weight, eye pupils clean.