The Nº.3 Hair Perfector™, infused with patented OLAPLEX Bond Building technology®, is a pre-shampoo treatment that is proven to repair and strengthen hair from the inside out.

The Nº.3 Hair Perfector™, infused with patented OLAPLEX Bond Building technology®, is a pre-shampoo treatment that is proven to repair and strengthen hair from the inside out. Use the Nº.3 Hair Perfector2 alone or paired with Nº.0 for maximum at-home repair.