* Water oxygen: put the mineral water into small tank, water and oxygen will be injected into human skin through the strong pressure;
* Oxygen spray: put a fair amount of water-based skin care products into the small cup (choose suitable water-based skin care products according to your skin);
* Oxygen injection: choose the suitable essence for your skin;
* Usage frequency: 3 times for essence, essential oil and hyaluronic acid; pure water, saline, toner and hydrolat can be used every day for 3-5 mins or a pot spray.