Benefits: A mask formulated with EWG Green level, safe ingredients to bring out skincare benefits. Features a microfibre mask sheet to hug your contour while delivering the active ingredients to your skin. Free from 20 kinds of harmful chemicals. Clinically tests completed. Centella Sensitive: A soothing mask infused with 70% naturally-derived Centella Asiatica extract to soothe and calm sensitive skin. How to use: 1. Place the mask evenly over the face after cleansing. 2. Remove after 10-20 minutes. Gently pat in remaining essence for better absorption.