Skinactive Pure Charcoal Black Tissue Mask. Mask up with our revolutionary black tissue mask that offers an efficient and convenient solution to purify your skin without drying it. The tissue mask is infused with charcoal and the serum enriched with fermented black tea extract, LHA and hyaluronic acid for a mattyfying and purifying effect. Expect your face to be softer and brighter looking come morning. Direction To Use: Before sleeping, unfold the mask. Gently apply on clean face. Adjust the mask to the contours of your face. Leave for 15 minutes and then remove the mask. Massage in the excess serum, use it on your neck or remove with a cotton pad. Do not sleep with the mask on.