1.  Working principle: With the help of vacuum negative pressure, a vacuum circuit is formed to fully integrate the large carbon and oxygen bubbles with the nutrient solution, and then act on the skin through a special small spiral suction pen.

2. The whole process is painless and can deeply cleanse the skin, remove old cuticles, sebum, impurities and mites in the hair follicle funnel, while replenishing the skin with long-lasting nutrition, making the skin hydrated, delicate and shiny.