Achieve rich, lasting color with Koleston Hair Color Kit 3/0 Dark Brown, a professional-grade permanent hair dye formulated for comprehensive coverage and vibrant results. This complete kit delivers salon-quality coloring at home, featuring advanced color technology that penetrates the hair shaft for deep, even pigmentation. The 3/0 shade offers a classic dark brown tone suitable for natural color enhancement or dramatic transformation. Ideal for those seeking long-lasting color that resists fading, this permanent formula bonds with hair structure for durability through multiple wash cycles. Perfect for regular color maintenance or first-time application.