Laneige Water Sleeping Mask EX is an overnight hydrating treatment that features Sleeping Microbiome™ technology for intense moisture and skin barrier strengthening. This lightweight gel mask brightens, hydrates, and softens skin while you sleep. Key features: • Contains Sleeping Microbiome™ technology • Provides intense overnight hydration • Brightens and softens skin • Lightweight gel texture • Strengthens skin barrier • 15ml travel-friendly size Apply as the final step in your nighttime skincare routine 2-3 times per week. Spread a thin layer evenly across face and leave on overnight. Rinse off in the morning. The mask works in sync with skin's natural nighttime repair process for optimal results. Suitable for all skin types.