Olaplex No.0 Intensive Bond Building Treatment 5.2oz

Prime your hair for your deepest at-home repair with Olaplex Nº.0 salon-inspired pre-treatment to boost the effects of N°3 Hair Perfector™. The highly concentrated formula rebuilds disulfide bonds to repair more severe damage and immediately strengthens hair when N°0 is used with N°3. Benefits: Intensifies repair results with N°3 OLATreatDamage24 Strengthens hair and reduces breakage  OLATreatment24 Rebuilds hair bonds at a molecular level How To Use: On dry hair, apply and distribute evenly from root to tip.  OLADecSale24 Leave on for 10 minutes. Do not rinse.  OLAFebSale24 Apply N°3 Hair Perfector™ and comb through. OLABWSale25 Leave on for 10 minutes. Rinse well. OLARetail Shampoo and condition with N°4 and N°5. Use as a two-part system with N°3 once a week or 2-3x per week for very damaged hair.