Boost Oxygen is an all-natural respiratory support product for aerobic recovery and performance. Simple and safe to use, the Natural Portable Oxygen Canister provides supplemental oxygen wherever you need it. It is 95% pure and concentrated supplemental oxygen which is nearly 5 times the amount of oxygen we breathe in the air alone, which is only 21% at sea level. Supplemental oxygen has always benefitted so many people for so many different reasons. From altitude acclimation to athletes to anyone looking for a way to catch their breath. Since 2007, Boost Oxygen has made portable supplemental oxygen available to everyone without a prescription. Boost Oxygen comes in a convenient, easy-to-use, and portable canister that is safe with no chemicals, propellants, or side effects. It is an excellent choice for athletes, older adults, people at high altitudes, and people who live in areas with poor air quality. People with trouble catching their breath love the accessibility as well. Boost Oxygen can help you feel energized and refreshed with just a few breaths. Feel better, recover faster, and improve performance with the Natural Portable Oxygen Canister from Boost Oxygen.