Kiehl's invisible liquid pimple patch with 2% salicylic acid is specifically formulated to help calm pimple color, reduce pimple size and fade post-acne marks. Concentrated with medicated 2% salicylic acid, 4% niacinamide and 0.2% licorice root, this formula works to rapidly clear pimples, calm visible redness and fade post-blemish marks. Using Kiehl's exclusive ""liquid patch"" technology, this acne-clearing spot treatment creates a breathable seal that layers seamlessly with sunscreen and under makeup.