A twostep hair treatment.Restore and repair your hair from root to tip with the Olaplex Restoration Duo. Inside this set you’ll find a twostep; athome hair treatment that strengthens and smooths the hair; while permanently rebuilding dry; damaged strands; leaving them soft; shiny and healthy. Vegan Crueltyfree OLAPLEX products are thoroughly tested in accordance with industry standards inhouse and by independent thirdparty laboratories for safety and efficacy.Set Contains: Olaplex No.3 Hair Perfector 100ml - An athome hair treatment that strengthens and smooths the hair; while permanently rebuilding dry; brittle strands and reversing the signs of bleach and chemical damage Olaplex No.0 Intensive Bond Building Hair Treatment - An intensive hair treatment that helps to transform hair from dry; brittle and damaged to soft and shiny. To be used as a primer for the Olaplex No.3 Hair Perfector