Makeup powered by you 1st ever lip gloss with Ph. power complex transforms into your perfectly personalized hue. Fluorescein based dye-senses the Ph. level of your skin & adjusts within 60 seconds to create your perfect lip color. Photo chronic powders-light adjusting pigments adapt to your environment so color looks the same indoors & outside. Look your best in every light led-powered compact lights up and features a full-size mirror for touch-ups anywhere & everywhere .