Achieve salon-quality black hair color at home with the Liangyan Hairlines 4-piece coloring set. This comprehensive kit includes professional-grade formulation designed to deliver rich, even coverage and long-lasting color. The complete system provides everything needed for a flawless application, from preparation to finishing. Ideal for touch-ups or full color transformation, this set ensures consistent results with minimal effort. Perfect for those seeking vibrant, deep black tones that maintain their intensity over time.

