What it is: A treatment for dry to very dry hair, this multi-tasking leave in delivers up to 72 hours of hydration, high-humidity protection and frizz reduction.Hair Type: Fine, Medium, and ThickHair Texture: Straight, Wavy, Curly, and CoilyHair Concerns:- Dryness - Frizz - Heat ProtectionIngredient Callouts: Free of parabens, formaldehydes, phthalates, and mineral oil. It is also cruelty-free.What Else You Need to Know: This ultra-rich, multitasking leave-in serum is great for all hair textures and delivers up to 72 hours of hydration, high-humidity protection, and frizz reduction. It is enhanced by skincare-grade biomimetic hyaluronic acid, Kalahari melon seed oil, and Bumble and bumble’s signature six-oil blend. It nourishes dry hair from scalp to ends, detangles, provides heat protection up to 450°F, and can be used directly on the scalp and on damp or dry hair.