Single application kit Lasts up to 6 weeks Easy as shampooing Patented gray target technology: Just for Men targets the gray hair, so it blends in with your natural hair color. Fast and easy: Easy non-drip, lather-in formula works in 5 minutes. Long lasting & permanent gray coverage: Lasts up to 6 weeks until the gray grows back. Rejuvenates hair: Leaves hair thicker and fuller looking. No damaging ammonia.Picking your shade is easy. Perfect match: Just for Men comes in a range of natural-looking shades. So, it's easy to find one that matches your natural hair colour. Can't decide between two shades? Try the lighter one first. You can always go darker later. Full gray coverage 5 easy minutes Targets the gray for a natural look Easy lather-in haircolor Lasts up to 6 weeks The world's 1 men's haircolor UPC: 011509049315 Weight: 0.69 lbs