Neutrogena Oil-Free Acne Wash, 6 fluid ounce (177 mL) bottle, salicylic acid (2%) acne treatment, residue-free, non-comedogenic. Neutrogena Oil-Free Acne Wash combines a powerful acne treatment and cleanser in one formula to treat and help prevent breakouts in one simple step. Not only does the oil-free formula gently cleanse deep to pores for clear skin, it contains Salicylic Acid to help get rid of acne and help prevent future breakouts. Plus, the special skin soothers help prevent irritation and over-drying, so it rinses clean and is never oily.