No.3 is our at home bond builder that contains the same active ingredient found in all professional Olaplex products. The patented technology relinks the broken disulfide bonds in every type of hair providing real, structural repair that works from within. For best results, please follow instructions.
Use once a week or two to three times a week for damaged hair.
 
How To Use
1. Apply a generous amount from roots to ends on damp, towel dried hair.
2. Comb through once and leave on for a minimum of 10 minutes or more.
3. Rinse from hair, shampoo, and condition.