An exceptional, luxurious, high-performance nighttime cream serum that brings unparalleled age-defying benefits to the complexion for flawless, radiant, more youthful skin overnight. Addresses all signs of aging to visibly and remarkably improve skin's texture and radiance. Key Ingredients and Benefits: 4MSK, Exclusive to Cle de Peau Beaute, a superior brightening ingredient that inhibits melanin activation. Retinol ACE improves skin's ability to counteract wrinkles.