MOISTURE SURGE 100H auto-replenishing hydrator 50 ml MOISTURE SURGE 100H auto-replenishing hydrator 50 ml is a lightweight and fast-absorbing hydrator designed to provide lasting, intensive hydration to help skin stay healthy and glowing. The formula is enriched with Hyaluronic Acid and Natural Moisturizing Factors to provide up to 100 hours of continuous hydration. It also contains antioxidant-rich Green Tea Extract to help protect skin from environmental stressors. This hydrator is perfect for all skin types and can be used both day and night.