It eliminates pollution, trace minerals, or styling product build-up that may coat the hair or interfere with the treatment/service to be applied. Thanks to its alkaline formulation, it helps to open the cuticle, preparing the hair to a better absorption of the specific treatment or technical service. Perfect salon services for stronger and healthier hair: • Colors more defined and shinier • Perms truer to rod • Straightening more balanced • Repairing treatments more durable pH: 7.0-7.5 Vegan Silicone Free 92% ingredients of Natural origin 97% biodegradability