EltaMD Skin Recovery Night Mask deeply replenishes and fortifies skin overnight. This advanced mask integrates a patented AA Complex, a blend of three amino acids, with Chronobiology Technology to strengthen the skin barrier. It actively works to visibly reduce redness, enhance hydration, and calm irritation, revealing a well-rested, radiant glow. The formula is also dye-free, fragrance-free, paraben-free, non-comedogenic, and dermatologist-tested.