The fool proof way to eliminate all grey while preserving the subtle variations in your hair. Just For Men Ultra hair colour lets you pinpoint your greys, as it stops itself at just the right colour, for perfect results every time. It is easy to use, all you have to do is comb-it in, then shampoo, and it only takes 10 minutes. It is also gentle on hair as it does not consist peroxide and ammonia. The traditional hair colour products contain peroxide and or ammonia, and can over-colour hair making it unnaturally dark and flat. Oxygen Activated Just For Men innovation is activated by oxygen in the air instead. It preserves the natural, subtle variations in your hair. INGREDIENTS Aqua, Cetearyl Alcohol, Decyl Glucoside, Steareth-21, Dimethicone, Ethanolamine, Carbomer, 4-amino-2hydroxy-toluene, p-Aminophenol, Ceteareth-20, Dicetyl Phosphate, Ceteth-10 ,phosphate, Dihldroxyndoline Hbr, Erythorbic Acid, N,nN Bis(2-Hydroxyethyl- p- sulfate, 2-Amino-4-Hydroxyethylamninoisole Sulfate, Sodium Sulphate, Laureth-23, Laureth-4, Etidrronic Acid, Parfum MANUFACTURER CONTACT INFORMATION Combe International Ltd, Leatherhead, Surrey, KT22 (RX See moreLasts up to 6 weeks until the grey grows back. Leaves hair feeling soft and manageable. Just comb-in and shampoo out. It takes only 10 minutes. Shuts itself off so it can't go too dark. Easy comb-in applicator for controlled application to where the grey is.