This water-soluble essence mask sheet pack is designed to deeply moisturize and condition the skin using concentrated natural plant extracts that help the skin absorb nutrients. Firming Moisturizing - wear this mask for 20~30 minutes and it will boost up for a revitalized skin. Reasonable price mask sheet that has great results. How to use 1. Wash your face and prepare the face with toning water. 2. Apply the mask avoiding eyes and mouth, ensuring good contact with skin. 3. Wear the mask for 20~30 minutes. 4. Remove mask and do not rinse. 5. Gently massage the face and allow extra essense to be absorbed.