QT Quetee Beauty Professional Hair Color Developer 20 6% (5 Liters) is a high-quality cream developer specially formulated for professional salon use. With a 6% (20 Volume) strength, it is ideal for standard hair coloring, gray coverage, and achieving vibrant, long-lasting results. Its smooth, creamy consistency ensures easy mixing with hair color and provides even application from root to tip. The gentle yet effective formula helps open the hair cuticle for better color penetration while maintaining hair softness and shine. Perfect for bulk salon use, the 5-liter pack offers great value, consistent performance, and reliable results for professional hairstylists.