Olaplex Bond Maintenance Kit - Contains the No.4 Bond Maintenance Shampoo, No.5 Bond Maintenance Conditioner, No.3 Hair Perfector, and No.7 Bonding Oil. This ultimate collection has everything you need for strong, healthy hair. The shampoo and conditioner restore and repair while adding shine and manageability, while the bonding oil strengthens, reduces drying time, and provides heat protection. And with the No.3 Hair Perfector, you can repair extreme damage in just one use, transforming dry, brittle hair into soft, shiny locks. Say hello to your best hair ever with Olaplex!