OLAPLEX Nº.4D Clean Volume Detox Dry Shampoo is a lightweight spray for refreshing dry hair between washes. It absorbs excess oil so hair looks clean, while adding body without a powdery finish. The formula helps neutralize and repel odor-causing pollutants, leaving hair and scalp feeling freshly washed. It refreshes a style without buildup or white residue. Suitable for all hair types and colors, it can be used as needed to extend the look of a style between washes.