3 in 1 hair colour shampoo black is Three-in-One Hair Color, Conditioner, and Shampoo. It has a lovely scent, which offers shiny natural black hair colour for women and men. Even if you don’t wish to colour your hair, this can be used as beard color for men black or moustache color shampoo. HOW TO USE : Wash your hand thoroughly and pour shampoo hair colour on your WET Palm. Rub till you get rich lather. Apply the lather on your Hair and any other hair like beard or moustache that you wish to Colour. The Application process is similar to application of regular hair shampoo. Wash off your hands with-in 3 Minutes. Wash & Rinse your hair thoroughly in 15 Minutes. You will get a gorgeous looking natural hair colour black without any grey hair.