What it is: A lightweight serum formulated with hyaluronic acids to hydrate hair while reducing frizz and brittleness.Hair Type: Fine, Medium, and ThickHair Texture: Straight, Wavy, Curly, and CoilyHair Concerns:- Dryness- Frizz- ShineKey Benefits: - Controls frizz and reduces brittleness- Adds shine- HydratesHighlighted Ingredients:- Resisthyal (Hyaluronic Acid) 2%: Hydrates hair, fighting frizz and brittleness. - Betaine 1%: Conditions hair, leaving it soft and healthy. - Panthenol 1%: Hydrates and moisturizes hair. Ingredient Callouts: This product is vegan, cruelty-free, and comes in recyclable packaging.What Else You Need to Know: A lack of hydration leads to brittleness and frizz in all hair types. This lightweight serum is formulated with optimized high- and low-molecular-weight hyaluronic acids to hydrate, reduce frizz, banish brittleness, and boost shine.Clean at Sephora is our commitment to offering effective products without certain ingredients, such as parabens, sulfates, phthalates, and mineral oils. Learn more here.