The harmful UV rays strip hair of its shine and healthy appearance. They actually break down the basic element of the hair fiber, keratin, irreversibly damaging the struttura. The protective product Sachajuan Hair In The Sun provides hair and possibly the scalp with the same care that sunscreen provides to the skin of the body and face. It wraps the hair in a una thin film that acts as a una barrier through which harmful radiation does not reach the hair fiber. It helps to keep sun-exposed hair hydrated, full of vitality, and free from damage.