Color B4 vs Remover: Strength Showdown for Perfect Hair When it comes to achieving the perfect hair color, us colored hair enthusiasts know that prep and removal are just as crucial as dyeing itself. We tested Color B4 Hair Colour Remover Extra Strength to see how it fared in our strength showdown. The formula lives up to its "extra strength" promise, thoroughly lifting previous dye without harsh irritation. Usability was a highlight, too—the smooth application and quick development time made the process effortless. While some us found it slightly drier than expected, the efficiency more than made up for it. For us, Color B4 Remover is a reliable ally in the pursuit of flawless hair. Whether tackling stubborn root color or brightening faded tones, this remover leaves us feeling confident in its power and precision. Give it a try—we think you’ll be impressed!