Wella Professional Pure Purifying Shampoo is the deep cleansing shampoo that gets rid of everyday & extreme product build up. Pollutants & residual impurities need to be removed before hair can be properly conditioned & this shampoo does just that. Wella Pure Shampoo prepares your hair for hydration. The Wella Professional Balance range is designed to sooth, calm & refresh your scalp, blended with selected ingredients of Bamboo, Cafferine & Menthol.