Against the deepest impurities: Microdart patches provide ingredients that fight acne to the grains that are still under the surface ingredients that fight: it contains a 0.5% salicylic acid, hyaluronic acid, niacinamide and other powerful ingredients that fight the grains even before they reach the surface easy to use painless: simply paste a patch in the place where a grain feels under the skin. The application does not hurt. Next, you can use the toner, facial cream or other care products. After 6 hours, the patch can be withdrawn