Experience salon-worthy results at home with the Olaplex No.3 and No.4 Duo. Pairing a reparative an at-home treatment, not a conditioner, that reduces breakage and visibly strengthens hair, improving its look and feel.

Set Contents:

• No.3 Hair Perfector 100ml
• No.4 Bond Maintenance Shampoo 250ml

No.3 Hair Perfector 100ml is #1 Product in Prestige Haircare

No.3 Hair Perfector 100ml is a weekly at-home treatment, not a conditioner, that reduces breakage and visibly strengthens hair, improving its look and feel.

PRO TIP: Prime your hair for deeper repair with our professional-inspired No.0 Intensive Bond Building Hair Treatment (sold separately). Use No.0 as the first step in a two-part at-home system with No.3 Hair Perfector to strengthen and repair all types of damaged hair.

Scientifically Proven:
68% more repair & 3x stronger hair*
*When used as a two-part system in just one use.

PH Balance: 3.5-5

No.4 Bond Maintenance Shampoo 250ml is #1 Shampoo in Prestige Haircare*

A highly-nourishing and reparative shampoo.

N°4 Shampoo repairs and protects hair from everyday stresses — including damaged hair, split ends, and frizz — by re-linking broken bonds. Leaves hair easier to manage, shinier and healthier with each use. N°4 is color-safe and proven to reduce breakage and strengthen all types of hair.

PH Balance: 6-6.5