An exclusive water-based formula that is designed specifically to leave your hair ultra clean. Prell Shampoo's thick, rich lather gently lifts away daily build up such as residue, dirt, oil, and perspiration. Leaves your hair looking healthy and shiny. This shampoo is alcohol free, so it cleans your hair without causing dryness. Plus, it rinses away easily, leaving you with healthy hair that is clean and full of body and shine. For all hair types. Classic clean.