LS 8865 and zinc PCA lift slack pores tightly. : Controls sebum and creates clean and healthy skin. : Fine holes of coal enhance absorption power and control sebum to create clean skin. : Far-infrared radiation and anion helps relaxation and full of mineral enhances moisture. : Black sheet (coal of chestnut tree). â–¶ How to use 1. After washing your face, adjust skin texture with toner and fit the mask to the face. 2. Remove after 15-20 minutes and pat the remainder essence. * Recommended to apply 2-3 times a week continuously for 4 weeks.