Redken Acidic Bonding Concentrate Shampoo and Conditioner is Redken's most concentrated all-in-one formula for all hair types and textures. This ultra-rich and luxurious duo provides intense conditioning, reduced breakage and color fade protection. Featuring Citric Acid, an alpha hydroxy acid within our concentrated bonding care complex that conditions to help protect weak bonds and helps to improve hairs strength and resiliency after a bleach or color services. This pH-balancing duo is specifically formulated with an acidic pH to help to defend against the potential negative effects that can be caused by hair coloring, lightening and heat styling. The result? Hair that looks and feels healthy! Key Benefits: Up to 56% less breakage* Up to 76% of split ends appear reduced** Up to 11x smoother hair.*** Tames frizz and adds shine. pH balancing for color fade protection For all hair types and textures Citric Acid, an alpha hydroxy acid, which conditions to help protect weak bonds