Black Mask effectively purify the dirt on skin.Combines Six Essence: Sodium Hyaluronate, Hydrolyzed Hyaluronic, Soduim Acetylated Hyaluronate, C12-13 Alkyl Glyceryl Hydrolyzed & Hydroxypropyltrimonium Hyaluronate, with long lasting moisture effect to keeps your skin stay hydrated.Slow down skin aging through protein regeneration.Weak acid and gentle formulaUse 100% Top Japanese Hyaluronic AcidAll effects in one, combining the function of lotion, concentrate, essential cream, eye mask and facial mask.