Just For Men Original Formula Jet Black Hair Dye H-60 is the traditional way to target 100% of your greys! It\'s a quick five minute application with results that lasts until the greys grow out. Just For Men Original Formula Jet Black Hair Dye H-60 is a foolproof haircolour which lets you pinpoint greys, as it shuts itself off at just the right colour, giving you the perfect jet black results every time. It works within 5 minutes and the results last up to 6 weeks. Easy to use Just For Men Shampoo-In Hair colours are easy to use. Simply comb in the dye, then the shampoo, and notice the difference in just 10 minutes. No mixing. No mess. Does not contain ammonia or peroxide As an added bonus, Just For Men Shampoo-In Hair do not contain any peroxide or ammonia. It is gentle on your hair and keeps it looking impressive at all times. This pack contains: Colour base 30ml Natural colour developer 30ml Plastic gloves Easy-to-follow instructions