Olaplex No.0 Intensive Bond Building Hair Treatmen

It rebuilds hair bonds, strengthens and protects hair integrity. Use as the first step in a two-part system with N°3 Hair Perfector. Limited edition kit contains a N°3 30ml deluxe sample. Scientifically Proven: 68% more repair & 3x stronger hair* *When used as a two-part system in just one use. APPLICATION TIP: N°0 bottle should last 3-6 applications, based on hair length and density.