Shop DIOR La Mousse OFF/ON Foaming Face Cleanser, 5 oz. online at Macys.com. A two-in-one foaming facial cleanser that delivers cleansing and skincare: OFF = purifying. ON = soothing. Composed of 90%* natural-origin ingredients and infused with purifying water lily from the Dior gardens, this gentle cleanser has a light, airy texture and removes makeup residue, oil and impurities while preserving hydration for clean pores and soothed, comfortable skin.