Boost Oxygen Natural Portable 5-Liter Pure Oxygen Canister, Menthol (4 Pack)

Simple and safe to use, the Medium Size BREATHE Menthol-Eucalyptus Aroma 5 Liter Canister from Boost Oxygen provides supplemental oxygen wherever you need it. It is 95% pure supplemental oxygen which is nearly 5 times the amount of normal air, which is around 21% oxygen. Supplemental oxygen is used by so many people for so many different reasons. From altitude acclimation to athletes to older adults and to anyone experiencing shortness of breath. Boost Oxygen provides all-natural respiratory support in a convenient, easy-to-use, and portable canister. Since 2007, Boost Oxygen has made portable supplemental oxygen available to everyone without a prescription. Breathe better, recover faster, and improve performance with the Medium Size BREAHTHE Menthol-Eucalyptus Aroma 5 Liter Canister from Boost Oxygen. All-natural, prescription-free respiratory support that can be used by anyone, anytime, anywhere for non-medical purposes. Breathe Better! Boost Oxygen BREATHE is 95% pure oxygen infused