SHADES EQ progressing solution

Redken’s Shades EQ Processing Solution is designed to partner with Shades EQ Gloss shades. This developer is engineered to blend with the color system, maintaining a steady pH and stabilizing dye viscosity for even distribution, smoother application, and extended color longevity. Expect a vibrant, long-lasting result with conditioning for your hair as you work. It also nourishes the strands during the process, helping to ensure consistently excellent results.