"The Anua Heartleaf Calming Collagen Mask is a Korean face mask designed to soothe, hydrate, and firm sensitive skin. Enriched with Heartleaf, Phyton Calming Complex, and collagen, this overnight sheet mask reduces redness and calms irritation while improving elasticity. Ideal for those with sensitive or redness-prone skin, it provides intensive hydration and leaves a natural, healthy glow. With its ultra-thin hydrogel sheet, this mask adheres perfectly to the skin, delivering calming care overnight. Whether for a pampering skincare routine or a targeted treatment, this mask offers a gentle yet effective solution for radiant, balanced skin. About this item [COLOR-CHANGING MASK]Infused with Heartleaf Water and Low molecular(300Da) collagen , this hydrogel moisturizing mask helps the skin feel smoother and firmer and turns into a clear transfer mask. [SOOTHING & CALMING] Anua’s exclusive HEARTLEAF+ complex, Hyaluron, and collagen synergy helps soothe and calm the skin, deeply nourishes it through moisturizing, and leaves it smooth. [ACTIVE COLLAGEN CARE] With 300Da Low molecular collagen, this High-moisture collagen formula is quickly absorbed to deliver a subtle radiance and reduce dryness for optimal hydration. [THIN HYDROGEL SHEET]The slim, 1mm ultra-thin sheet mask provides a lightweight, comfortable fit for extended or overnight use, delivering deep hydration while being gentle on the skin. [PRO TIPS] Use the mask after toner, serum, and cream for enhanced absorption. Leave it on for at least 3 hours or overnight for deeply hydrated, calm, and look revitalized skin by morning."