Paula's Choice Skin Perfecting 2% BHA Liquid Salicylic Acid Exfoliant is one of the brand's best-selling products, and it's easy to see why. This leave-on exfoliant contains 2% BHA to unclog and diminish enlarged pores, exfoliate dead skin cells, smooth wrinkles, and brighten and even out skin tone. The Skin Perfecting 2% BHA Liquid is Paula's Choice's number one choice for those dealing with wrinkles, dullness, and enlarged pores. It's perfect for all skin types, but especially for those with mature skin, as it contains anti-aging properties. The leave-on exfoliant can be used once or twice a day, depending on your skin's needs. Simply apply it to a cotton pad and sweep it over your cleansed skin. You'll notice a difference in your skin's texture and tone in just a few weeks. If you're looking for an effective way to fight wrinkles, enlarged pores, and dullness, Paula's Choice Skin Perfecting 2% BHA Liquid Salicylic Acid Exfoliant is the perfect product for you.