STYLE MASTERS defining gel 150 ml STYLE MASTERS defining gel 150 ml is a professional styling gel that provides long-lasting hold and shine. It is ideal for creating defined, structured hairstyles. It is easy to apply and does not leave any residue. The gel is enriched with natural extracts and vitamins to nourish the hair and scalp. It is free from parabens and sulfates, so it is safe for all hair types. It is also humidity resistant to help maintain your hairstyle all day.