🖤 Transform your look effortlessly! Ammonia and paraben-free for safe coloring. Dye, shampoo, and condition in one easy step. Enjoy vibrant black hair for 3-4 weeks. Blend away gray hair in just 15-25 minutes! No mess, just apply like regular shampoo! Herbal ingredients 10-15 applications 15-25 min coverage Fvquhvo Instant Black Hair Shampoo is a revolutionary 3-in-1 product designed to cover gray hair effectively while also functioning as a shampoo and conditioner. With a quick application time of 15-25 minutes, this ammonia-free formula offers long-lasting color for up to 3-4 weeks, making it a convenient and safe choice for both men and women.