... in air, to produce 98% pure oxygen, matched with oxygen infusion jet, oxygen sprayer and oxygen scent, not only acts on the face ... blood circulation smooth and remove rubbish and toxins3. Oxygen infusion:Through oxygen infusion jet without needle pressure to infuse the pure ... , slack, melanin and etc. 4 Oxygen scent:Face with the mask, to match oxygen with one hundred percent pure aroma exacts, through ...