Which hair type is it good for? Straight Wavy Curly Coiled Tightly CoiledA unique, foaming dry shampoo that works without water to thoroughly cleanse, remove product buildup, and refresh hair while adding instant volume and just-showered shine. Key benefits:- Increases volume- No white cast or powdery residue- Cleanses hairIf you want to know more…Ouai’s Dry Shampoo Foam leaves hair deeply cleansed, conditioned, and ready to be re-styled as desired. It can also be used on clean hair for a burst of volume at the roots. If your hair is super-fine or oily, Ouai recommends their regular Dry Shampoo for maximum oil absorption.