BBcos Developers are a fully stabilized hydrogen peroxide. Formulated with a creamy consistency and very fine waxes, Keratin Color Oxygen guarantees the best possible results for dyeing hair, leaving it uniform and glossy. Thanks to its active ingredients, hydrolyzed keratin, it helps to protect the hair during colour development and avoids excessive stress. The delicate scent of the product also guarantees a special feeling of wellbeing during the colouring process.