An ultra-light formula that balances scalp oiliness. Purifies the scalp to reduce excess oil and odors. Adds volume to flat hair +61%*. Facilitates detangling +20%**. Gently nourishes lengths. Leaves the hair soft & shiny. *VS. UNWASHED HAIR. **VS. NON-CONDITIONING SHAMPOO. Soft, Shiny Hair Purifies the Scalp Removes Excess Oil . | Kérastase - Bain Divalent Balancing Luxury Shampoo