Shop › Redken Acidic Bonding Curls Shampoo 300ml Image 1 of 1 Redken Acidic Bonding Curls Shampoo 300ml A$58.00 Silicone-free, sulfate-free shampoo that helps restore processed, damaged curls. Quantity: Add To Cart Added! Silicone-free, sulfate-free shampoo that helps restore processed, damaged curls.