O2 Blast – Pure Oxygen Supplement, Portable Can Filled with 99.99% Pure Oxygen with Custom Breathing Mask, Energy, Performance, Fast Recovery Time, Ideal for High Altitude & Sports – 10L, 5-Pack

95-99% Pure Oxygen: NEW and IMPROVED Larger 10-liter cans
ENERGIZE YOUR BODY: Each can delivers over 180 1- second inhalations of 95-99% oxygen.
AMERICAN MADE: Our oxygen canisters are produced, quality-controlled, and filled in the U.S.A. O2 Blast uses vacuum sealing to ensure all impurities and existing air is removed from the can before filling it with pure aviator oxygen.
LIGHTWEIGHT: Toss it in your gym bag or a hiking backpack for adjusting to the altitude, performance, and recovery for active individual and team sports like hockey, football, biking, or basketball.
ALL OCCASIONS: Portable oxygen is well known to reduce recovery time and increase stamina. 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.