Discover a revolutionary at-home hair coloring experience with BioKap Natural Brown 4.0 Rapid Permanent Hair Dye. Specially formulated for those seeking fast, effective, and gentle grey coverage, this innovative dye delivers stunning results in just 10 minutes. BioKap Rapid Dyes feature a higher pigment concentration, enabling a significantly reduced application time without compromising on quality. Achieve perfectly colored roots and glossy, natural-looking hair that appears healthy and vibrant. The unique Tricorepair complex enriches the formula with Rice Proteins, which mimic keratin to restructure and strengthen hair fibers. A Willow derivative helps prevent discoloration, ensuring long-lasting color fidelity, while Fruit Acids protect the scalp throughout the coloring process. Additionally, Organic Argan Oil nourishes and moisturizes hair, enhancing softness and shine. Free from ammonia, resorcinol, parabens, para-phenylenediamine (PPD), and fragrances, this dye is ideal for individuals with sensitive skin and delicate scalps. Its unisex formula suits a wide range of users looking for a safe yet effective hair coloring solution. Suitable for vegans, the BioKap Rapid range offers 12 expertly crafted shades, all dermatologically and nickel tested to ensure maximum safety and comfort. Key Benefits: Fast and efficient grey coverage in just 10 minutes Higher pigment concentration for vibrant, lasting color Tricorepair complex strengthens and protects hair Organic Argan Oil nourishes and adds shine Free from ammonia, parabens, PPD, and fragrances Suitable for sensitive scalps and delicate skin Vegan-friendly and dermatologically tested Recommended Use Cases: Ideal for busy individuals seeking quick hair color solutions Perfect for covering greys with a natural-looking finish Suitable for users with sensitive skin or scalp concerns Great for those who prefer cruelty-free and vegan hair care products