Hydrating sheet masks enriched with hyaluronic acid, mugwort, and cica extract for soothing and moisturizing the skin. Ideal for sensitive skin. Mild exfoliation with BHA and PHA Plus, they come with tweezers for added convenience. How to use: After cleansing and toning, apply the sheet mask to your skin. Leave it on for 60 seconds or up to 20 minutes for the best results. Pat in any leftover essence for complete absorption.