The Beauty of Joseon Centella Asiatica Calming Mask is a moisturizing sheet mask enriched with 15% Centella Asiatica extract and three types of Hyaluronic Acids, designed to soothe sensitive and irritated skin while providing deep hydration for all skin types. Its application after cleansing and toning leaves skin moisturized and calm, with users advised to leave it on for 15-20 minutes for optimal absorption of the essence.