The Hobby Keratin & Biotin Smoothing Shampoo is a professional hair care solution designed to smooth the hair fiber while strengthening it from the roots. By combining keratin and biotin, this formula works to improve the overall hair structure and nourish the follicles, helping you achieve a healthy, natural shine and a sleek finish. This salt-free shampoo comes in a generous 1000ml bottle equipped with a pump dispenser, making it easy to use in your daily routine. Because it is formulated for all hair types, it provides a gentle yet effective cleanse that supports long-term hair health without the use of harsh salts.