O2tofacial Therapy inhales air from the atmosphere through an oxygen ion generator to produce pure oxygen and about 3 million negative ions. Oxygen and irons generated in this way and dedicated to the skin through a large dome-shaped mask to refresh the skin. it is a management program the boosts vitality O2tofacial therapy use special adsorption filter to absorb nitrogen in the air and filter pure oxygen. Because it can be used, it is more effective for skin beauty. And the negative ions that are generated together at this time to help the skin breathe. It is suppied to the body to release active oxygen and induces skin cell regeneration.