OLAPLEX No.5 Bond Maintenance Conditioner is a highly-moisturizing, reparative conditioner for all hair types that leaves hair easy to manage, shiny, and healthier with each use. No.5 is color-safe, leaves hair stronger than ever, and benefits all hair types and textures. Benefits: Repairs hair and maintains bonds within the hair Adds shine Strengthens For all hair types PH Balance: 4.0-5.0 Cruelty-free How to Use: After using OLAPLEX No.4 Bond Maintenance Shampoo, apply a generous amount from scalp to tip. Leave on for three minutes, then rinse. When to Use: Formulated for daily/every wash use.