NVL Anti Residue Shampoo, with its alkaline pH, expertly opens hair cuticles to remove impurities, effectively preparing the hair for the NVL Smooth treatment. This shampoo acts as a deep cleansing pre-treatment.

Usage Instructions:

1. Thoroughly apply NVL Anti Residue Shampoo to wet hair, gently massaging it in. Rinse off and repeat the process if needed.