Welloxon Perfect 40 Vol (12%) is a very high-performance cream developer, formulated for permanent coloring services requiring intense lightening. Its high hydrogen peroxide concentration (12%) is perfect for achieving the boldest transformations, allowing for very light blondes and vibrant colors. It is the ideal partner for Koleston Perfect (especially Special Blonde) and Illumina Color, ensuring optimal mixing consistency, precise application, and easy rinsing for reliable professional results.