Biolage Ultra Hydra Source Shampoo - Deeply Moisturizes & Conditions Very Dry Hair, For Thick HairUltra Hydra Source Shampoo: Formulated with cupuau 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