Garnier Men Shampoo Color 3.0 – Black Brown is a quick and convenient hair coloring solution designed for men. Enriched with Argan Oil and Coffee Extracts, this ammonia-free formula provides 100% grey hair coverage and delivers a rich, vibrant Black Brown color that lasts up to 5 weeks. Its innovative dual-chamber sachet allows for easy application—simply apply it like a regular shampoo, wait for 5 minutes, and rinse off.