Beauty of Joseon Centella Asiatica Calming Mask is a 25ml sheet mask formulated with 15% Centella Asiatica extract to soothe and regenerate sensitive skin. This Korean skincare product provides deep moisturization and calming effects suitable for all skin types. As this is a personal care/skincare product, detailed key features are not listed. The product comes in a single sheet mask format containing 25ml of essence. The packaging features a minimalist design with traditional Korean elements and botanical imagery of Centella Asiatica leaves.