APLB Retinol Vitamin C Vitamin E Sheet Mask is designed to revitalize dull skin by incorporating retinol, vitamin C, and vitamin E. It's also enriched with Centella Asiatica Extract for soothing and moisturizing irritated skin, and it utilizes a weak acidic formula to maintain oil-moisture balance. The sheet itself is ultra-adhesive and designed for optimal skin adhesion and moisture storage.