Transformative, pH-activated lip and cheek stain Just Kissed® Lip & Cheek Stain, rich in natural botanicals, reacts to the body’s natural chemistry to deliver long-lasting custom color. Transformative, pH-activated lip and cheek stain. Starts clear and transforms into a fresh pop of long-lasting custom color. Develops differently on lips and cheeks and evolves in response to changes in pH. Non-drying, long-lasting formula. Rich in natural botanical oils that help to retain moisture.