Just For Men Original Formula Dark Brown Black Hair Dye H-45 6 Pack is a multipack of six kits containing natural hair dyes for men. These dyes only target the grey hairs and recolour them with subtle natural tones that closely match your natural hair colour. You can see the results in just 5 minutes. In this multipack you will get: 6 kits of Just For Men Original Formula Dark Brown Black Hair Dye H-45 Each kit contains: Colour Base-30ml, Natural Colour Developer-30ml, Plastic Gloves, Easy-to-follow-instructions. Results that last for up to 6 weeks Just For Men Original Formula Dark Brown Black Hair Dye H-45 6 Pack can be used for dark brown or black hair. The results of the colouring last for up to 6 weeks, or until the grey hairs grow out. It is ammonia free and leaves your hair in an even coloured condition once you're done. Please note that results may vary.