The Nº.3 Hair Perfector contains patented OLAPLEX Bond Building technology for maximum repair and strengthening of hair. This pre-shampoo treatment has been verified to restore hair from the inside out, and can be used alone or in conjunction with OLAPLEX Nº.0 for optimal results. Experience the powerful results of this magical product! Benefits: Nº.3 Hair Perfector helps cut back on breakage and visibly strengthens hair for a healthier look! Nº.3 Hair Perfector mends and safeguards hair down to the core of the fibers. Nº.3 Hair Perfector restores healthy appearance and...