An instant dose of hydration and intense nourishment is provided by the Brelil Professional Style YourSelf Curl Boost Serum leave-in treatment. It gives your hair everything it needs after washing, without having to spend more time than necessary in the bathroom. It will help you smooth your hair by restoring its natural shine and the integrity of its structure. It promotes regeneration and helps make combing easier. All this in a simple, quick way and without the need to rinse. Just apply it, wash or comb it to take care of the beauty and health of your hair. Try this leave-in treatment and discover a simple and quick way to regenerate with many other benefits.