Wella Professionals Koleston Perfect 66/56 is a high-performance permanent dye of 60 ml, designed to ensure intense and long-lasting colors. Thanks to its innovative formula, it guarantees una complete coverage of gray hair and provides vibrant and deep reflections. Ideal for those who desire a professional result and an even color, it facilitates una easy application while preserving hair health. Perfect for a bright and lively look, it meets the needs of those seeking quality and reliability in color treatment.