Koleston HC Blue Black Hair Color is a permanent hair dye that delivers a stunning blue-black shade, perfect for those looking to make a bold statement with their hair color. Formulated with high-quality ingredients, this hair color provides long-lasting results and excellent gray coverage. The rich blue-black hue adds depth and dimension to your hair, creating a vibrant and eye-catching look. The creamy texture of the dye ensures easy application and even color distribution, resulting in a professional salon-like finish. Experience intense color payoff and a lustrous shine with Koleston HC Blue Black Hair Color.