O2 Blast 99.7% Pure Oxygen Supplement, Quick Recovery for Exercis...

O2 Blast 99.7% Pure Oxygen Supplement, Quick Recovery for Exercise, Altitude Sickness and Focus. Sanitary Flip Top Cap (4 Liter Pocket Portable Oxygen Cans - 4 Pack Natural)

• 99.7% Pure Oxygen
• ENERGIZE YOUR BODY - Each 50 breath can delivers 99.7% oxygen to your lungs. PLACE ACTUATOR NEAR MOUTH OR NOSE DEPRESS ACTUATOR, INHALE DEEPLY.... HOLD AND EXHALE. Inhale 3 to 5 breaths — or as much as you need — for energy and recovery
• AMERICAN MADE - Our oxygen canisters are made, quality-controlled and filled in the U.S.A. Each 4 Liter can holds approximately 50 breaths of oxygen for natural energy and recovery.
• ALL OCCASIONS - Portable oxygen is well known to restore your oxygen levels at high altitudes, but O2 BLAST can be helpful for any active, daily task. Whether you are suffering from jet lag, working late, taking a long drive, working out or recovering from a late night out, keep an O2 BLAST canister close by
• LIGHTWEIGHT Toss it in your gym bag or a hiking backpack for adjusting to altitude, performance and recovery for active individual and team sports like hockey, football, biking or basketball.