The healthy hair dry shampoo. An innovative, volumizing style extender with ingredients that support a healthy scalp for hair that looks and feels just-washed without buildup.No.4D Clean Volume Detox is a dry cleansing formula with skincare science-inspired ingredients to detoxify and maintain scalp health between washes. Light-as-air rice starch for powerhouse oil absorption is paired with skin-soothing active ingredients to leave the scalp calm, comfortable and hair feeling soft, shiny and first-day fresh