POUND CAKE Cake Theory Lip Tone Equalizing Oil in Melted Butter. POUND CAKE Cake Theory Lip Tone Equalizing Oil in Melted Butter. The ultimate lip oil with three active ingredients. This one-of-a-kind formula moisturizes, heals, shines, blurs, reduces fine lines, reduces hyperpigmentation, reduces Fordyce spots, and never sticks. Cake Theory is a new cushiony and inclusive take on clears. Inspired by color filters, and using color theory, these oils even out lip tones by neutralizing light and dark spots (Melted Butter for two-toned lips, dark spots, smoker's lips, freckles, and brown lip-linings and Browning for two-toned lips, Fordyce, and pink spots).. In Melted Butter - unique shade of lightish yellow that almost resembles the color of butter that's been melted. Vegan and cruelty-free. Includes a patented ingredient (called AvexaPLex) for intense moisturization, Hyaluronic Acid, and Ceramides. 0.23 oz. Take the wand and swipe the product across your top and bottom lip. Apply as many or little layers as you need. Allow oil to absorb into the lips on its own.. Can be used multiple times, throughout the day, everyday.. PCAK-WU1. 198168120972.