10ML 0.35 FL OZ This fast-acting, invisible gel penetrates pores to visibly reduce the size and redness of blemishes. A night time operator, our 2% salicylic serum targets spots, exfoliating the skin's surface layer to successfully treat them at their roots while you sleep. It’s a well-rounded agent that removes oil without drying, keeping your skin in that sweetest of blemish-free middle grounds.