MAD ABOUT WAVES Refresher Dry Shampoo by Schwarzkopf , a refreshing dry shampoo for wavy hair. This dry shampoo is specially designed to refresh the hairstyle the next day on wavy hair. Absorbs excess sebum and prevents matted, oily looking hair. It also refreshes loose waves the day after you wash your hair without the need for water, while also lifting the roots. Ideal for fine to thick hair and for all types of waves.