Olaplex No.4D Clean Volume Detox Dry Shampoo 250ml is an innovative, volumising style extender with ingredients that support a healthy scalp. It’s a dry shampoo formulated to cleanse, repair and detox with skincare science-inspired ingredients to detoxify and maintain scalp health between washes. After all, the scalp is skin too and the root of clean, healthy hair is a clean, healthy scalp. Suited to all colour types without leaving any white residue.