Whether you're an athlete, a traveler, or just feeling like your O content is a little low, the Boost Oxygen 5-Liter Canned Oxygen Canister will help you feel refreshed and replenish your body's oxygen. This personal-size bottle of oxygen will soon be your right-hand man. Sitting at 5 liters in size, you're about to have over 100 1-second inhalations of oxygen at your fingertips and your lips. This pink grapefruit-flavored, odorless, 95-percent pure Aviator's Natural Breathing oxygen is safe to use. Introduce more oxygen to your life with the Boost Oxygen 5-Liter Canned Oxygen Canister. It'll feel like a breath of fresh air because it is.