Boost Oxygen is 95Percentage Pure Oxygen packaged in convenient easy to use and portable canisters. Athletes hikers skiers seniors hunters pilots and more can all appreciate a little extra oxygen when the situation calls for it. Great for the altitude aerobic activity and recovery even the morning after. Pro Sports teams use Boost. Features . Now with 40 Percentage more oxygen. Up to 200 inhalations. Lightweight. Completely safe. Boost Oxygen 10 Liter.. Color - Natural. Aviators Breathing Oxygen