Just for Men Touch of Grey T55 Black is designed to subtly reduce grey hair, giving you a natural salt and pepper look. This easy comb-in hair colour lasts up to 8 weeks and is formulated without ammonia or peroxide, making it gentle on your hair. The pre-mixed, no-mix formula allows for a simple application: comb it in, wait 5 minutes, and shampoo out. Control the amount of grey reduction with each application; one use reduces grey slightly, and a second pass can remove more. Achieve your desired salt and pepper look with this long-lasting, gentle hair colour solution.