WHAT IS IT?
Revolutionary 2-step treatment (No.0 and No.3) that strengthens and protects the hair by rebuilding its sulfur bonds to a whole new level.

Use:
1. Apply a generous amount of No.0 in dry hair. Leave in for 10 minutes. Do not rinse.
2. Then apply No.3, let No.0 and No.3 work together for another 10 minutes.
3. Then rinse, shampoo and finish with conditioner. For best results, use No.4 Shampoo and No.5 Conditioner.

WHEN SHOULD IT BE USED?
This 2-step treatment should be used once a week or up to 2-3 times a week for damaged hair.

155 ml