New look and name, previously Original Formula, same trusted results! Just For Men shampoo-In Colour is hair colouring that restores your original hair colour by targeting grey hair for a natural look unlike other dyes. 100% natural-looking results. This patented grey target technology formula blends with your original hair colour for professional results. Choose from 14 different shades. When in doubt or unsure of which to choose, always go with the lighter shade. Includes keratin, olive oil and vitamin E but no ammonia for stronger, healthier-looking hair. Long-lasting - will not wash out. Lasts until they grey grows back. We know everyman is different so our grey hair colouring product is here when those grey hairs begin to grow back. Fast & Easy - pour colour base into applicator bottle. Shake & apply. Works in 5 easy minutes.