This is a high-performance permanent hair color from the Goldwell Elumen line, providing intense, multi-dimensional results. Elumen technology is designed to penetrate the hair shaft, depositing vibrant color without the need for ammonia or oxidation. This specific shade, Light Ash Brown (AB@9), is formulated to deliver cool, refined tones suitable for achieving sophisticated lighter brown shades. It is ideal for clients seeking exceptional color longevity, brilliant shine, and reliable gray coverage, ensuring consistent performance across various hair types.