Olaplex No. 4D Clean Volume Detox Dry Shampoo - 6.3oz Refresh your roots with weightless volume and clean scalp care! This detoxifying dry shampoo absorbs oil and buildup without clogging pores or leaving white residue. Powered by Olaplex Bond Building Technology™, it supports scalp health while extending your style—leaving hair soft, lifted, and freshly revived between washes.