Pravana Nevo Detox Clarifying Shampoo, 33.8 oz. is your go-to for a complete clean in a sulfate free shampoo product. This wash gives you a thorough, yet gentle clean. It removes impurities and build-up, leaving your hair in a natural state, ready for any styling or treatment. Residue can weigh your hair down and make it look dull and lifeless. Give your tresses a complete clean that clarifies without stripping nutrients.