1 Face Mask – 28 ml / 0.95 fl. oz. All skin types. Fortify skin and help revive, soothe and protect with Anti-Oxidant Face Mask, featuring green tea extract, African chrysanthellum and Chinese licorice. Karuna sheet masks help restore skin’s vitality by pushing serum deeper onto the skin surface where ingredients are needed the most. The mask + serum duo offers so much more than serum, clay or gel does on its own.