This innovative lip balm from Sigma Beauty offers more than just hydration; it reacts to your unique chemistry to deliver a customized hint of color and high-shine finish. Its pH-activated formula ensures a sheer, natural-looking radiance that enhances your lips throughout the day. Perfect for daily wear, this balm smooths the texture of your lips while providing essential moisture. Keep it on hand for a quick touch-up or as a comfortable base layer under your favorite lipstick.