Olaplex Best of the Bond Builders

Apply No. 0 slowly to dry hair, distributing evenly from root to tip. Work No.0 into small sections by squeezing the liquid into the hair to be fully absorbed as you go. Hair should be damp, not drenched. Let process for 10 minutes. Do not rinse. Then apply No.3 Hair Perfector over hair with No.0 applied to it, combing through as needed. Let process for a minimum of 10 minutes. Rinse, shampoo & condition with No.4 Shampoo & No.5 Conditioner.