This sulfate-free shampoo gently washes hair to preserve the bridges of the fibre matrix while strengthening its bond. Your hair is reconstructed, stronger and more resistant. In short, you can see and feel healthy hair. It creates bonds in hair matrix, strengthening it. Apply a small amount of this shampoo to damp hair. Proceed to perform a gentle massage until foam is generated and let it act for a couple of minutes. Rinse.