Purifying and Moisturising Carbon Mask 8 in 1 for dry and sensitive skin effectively purifies, intensely regenerates and prevents overdryness, leaving skin ideally smooth and soft. How to apply: Step 1. Apply the mask with fingertips onto the cleansed face, neck and décolleté skin. Step 2. After 10 minutes rinse with lukewarm water. Apply 1-2 times a week.