Ultra Hydra Source Shampoo: Formulated with cupuaçu butter and salicylic acid, this shampoo gently cleanses very dry hair, leaving it soft and manageable.Benefits: Infused with a moisturizing concentrate, this shampoo replenishes deep levels of moisture to extremely dry, thick or coarse hair, reducing buildup for optimal moisture absorption.Additional Benefits: Prevents frizz and flyaways for up to 72 hours*, leaving hair feeling soft and supple with a radiant shine. *Consumer test after application of Ultra Hydra Source Shampoo, Conditioner & Leave-In CreamSuggested Use: Apply to wet hair, lather, and rinse thoroughly. For best results, follow with Ultra Hydra Source Conditioning Balm and Daily Leave-In Cream.Biolage Ultra Hydra Source: Restore very dry hair back to its soft, manageable, and supple state with the Ultra Hydra Source hair care system.