Ultra Hydra Source Deep Treatment Mask - The Biolage Ulta Hydra Source Deep Treatment Mask, infused with Cupuau Butter, nourishes very dry hair and provides 72 hours of moisture.BenefitsPerfect for all hair textures, including curlsDelivers intense conditioning and restores manageabilityFormulated with the highest levels of natural emollients and glycerinParaben-free formula provides weightless nourishment and softnessResearch Results72 hours of moisture and shape retention3x more moistureKey IngredientsInfused with Cupuau Butter - Ultra Hydra Source Deep Treatment Mask