Nature Republic AHA Peeling Mask Sheet is an exfoliating facial sheet mask that contains Alpha Hydroxy Acids (AHA) to help remove dead skin cells and reveal brighter, smoother skin. The mask provides gentle chemical exfoliation while maintaining skin hydration. Key features: • Contains AHA for gentle exfoliation • Helps remove dead skin cells • Brightens complexion • Hydrates while exfoliating • Single-use sheet mask format AHA (Alpha Hydroxy Acids) are water-soluble acids that help exfoliate the surface layer of skin by breaking down the bonds between dead skin cells. This mask should be used on clean, dry skin and left on for the recommended time only. As AHA can increase sun sensitivity, it's recommended to use sunscreen during the day when using AHA products. Not recommended for very sensitive skin or if you have open wounds.