O2 Hi Boost oxygen Can 10L x 3 cans

O2 Hi Boost oxygen Can 

3 cans 

• Arming the immune system, speedier rehabilitation and healing of wounds
• Mental fitness improved at any time
• Breathing eased in summer during spells of high ozone levels and heat
• Increased performance in sport by up to 25%
• New energy when tired while driving or at work