Instant gray blending. Tones down gray for a natural, blended look in 1 use. For guys who want to keep some of their gray, Just For Men touch of gray blends away a little gray, but not all of it. With this easy, no mix, comb-in formula, all you need is 5 minutes to instantly have a more balanced, naturally blended salt and pepper look. Lasts up to 8 weeks until the grays grow back. Can't decide between two shades? Try the lighter one first. You can always go darker later. Scalp comfort formula, ammonia, and peroxide free. Works in just 5 minutes. Color will not wash out.