What it is: A hyaluronic acid-infused overnight hair treatment mask that boosts moisture for 72 hours and results in hair that is 3x more hydrated by morning. Hair Type: Fine, Medium, and Thick. Hair Texture: Straight, Wavy, Curly, and Coily. Hair Concerns: - Dryness. - Damage/Split Ends/Breakage. - Frizz. Key Benefits: - Results in hair that is three times more hydrated by morning*. - Boosts moisture for 72 hours and benefits last for four washes*. - Reduces breakage by 26 percent. Highlighted Ingredients: - Hyaluronic Acid: Plumps up hair strands by maintaining moisture. - Bio-fermented Coconut Water: Adds natural hydration. - Polyglutamic Acid: Promotes moisture retention. Ingredient Callouts: Free of parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, sulfates SLS & SLES, triclocarban, triclosan, and contains less than one percent synthetic fragrance. It is also vegan, gluten-free, cruelty-free, and comes in recyclable packaging. What Else You Need to Know: Infused with hyaluronic acid and coconut water, this ultra-hydrating, silicone-free treatment reduces breakage by 26 percent*, boosts moisture for 72 hours*, and lasts for four washes*. Apply to mid-lenghts to ends right before bedtime. It‘s lightweight enough to use every night if needed, plus there‘s no need to rinse in the morning and it won‘t stain your pillow. Clinical Results: In a clinical study with 8 people, when used as directed: - Hair is 3x more hydrated and manageable by morning*. - Boosts moisture for 72 hours*. - Benefits last up to 4 washes*. In a clinical study with 10 people, when used as directed: - Reduces breakage by 26%**. *Clinically proven with an eight tress/group study, when used as directed. **Clinically proven with a 10 tress/group study, when used as directed. Products formulated without certain ingredients, including parabens, sulfates, phthalates, and mineral oils, from brands that have met our specific criteria for ingredient sourcing and formulation, packaging, environmental commitments, and consumer transparency. Learn more here - https://www.sephora.com/beauty/clean-planet-aware. Size: 3.3 FL OZ. Gender: unisex. Age Group: adult.