NEW 33.8 oz shampoo 33.8 oz conditioner Strengthen hair and repair damage with the Acidic Bonding Concentrate Shampoo and Conditioner Duo. ACIDIC BONDING CONCENTRATE SHAMPOO Redken's Acidic Bonding Concentrate range feature Redken's most concentrated all-in-one formulas for strength repair on all types of damaged hair. Featuring Citric Acid, this shampoo contains a concentrated bonding care complex that reinforces weakened bonds within your hair to improve hair strength. ACIDIC BONDING CONCENTRATE CONDITIONER This ultra-rich and luxurious bonding conditioner provides ultimate strength repair, intense conditioning and hair color fade protection. This pH-balancing conditioner is specifically formulated with an acidic pH to defend against the negative effects of hair coloring, heat styling tools, and even water. The result? Hair that looks and feels healthy! • Combats 1 year of visible damage in 1 use* • 56% reduction in breakage** • 2x stronger** • 14x smoother*** • 90% more conditioned*** • 82% visible reduction of split ends**** • pH balancing • For all hair types and textures • Ultimate repair, intense conditioning, and color fade protection • Citric Acid, an alpha hydroxy acid, which helps reinforce weakened bonds in the hair