Hypoallergenic test completed. These daily mask sheets filled with Mastic Gum and Centella Asiatica Extract for hydrating and calming benefits. Suitable for dehydrated, very sensitive skin. PHA infused carefully exfoliates dead skin cells for a smooth, brightened skin. How to use: 1. Prep your skin with toner after cleansing. 2. Apply the mask sheet avoiding mouth as well as eye area. 3. Try leaving on for 10-20 minutes and also take pleasure in the cooling sensation. 4. Discard the mask sheet, pat gently with staying essence for better absorption. You are highly recommended to take in all of the sheet masks within 90days.