What It Is: Clinique’s most potent day-and-night de-aging booster system. Together, they deliver results equal to a leading prescription for lines and wrinkles. Set Includes: – Fresh Pressed Daily Booster with Pure Vitamin C 10%, 0.3 oz. – Fresh Pressed Overnight Booster with Pure Vitamin A (Retinol), 0.2 oz. What It Does: Turns your moisturizer into a de-aging powerhouse. The day and night Boosters with Pure Vitamins C 10% and A (Retinol) are freshly activated to deliver prescription-level resu