Midnight Star is a complete skincare treatment that instantly & lastingly transforms the skin, protecting the skin from the excesses of night time fun. Quite simply, like the touch of a magic w&, the formula works to perfect the texture of the skin, leaving it smooth, radiant, fresh-looking & resplendent with health as soon as it is applied. Midnight Star benefits from being enriched with Blue Gold, a Guerlain exclusive, a magical ingredient that preserves the suppleness of the skin & reinforces its beauty.