Get rid of grey hair in three days – without the use of hair dye Regain up to 82.3% of your hair’s natural colour with clinically-tested Gray Ban. Rather than simply cover hairs, as convential hair dyes do, Gray Ban's unique formulation reacts to form melanin, the pigment which gives your hair its natural colour. This innovative product blends the hairs, gradually gives you results close to your original shade. Most effective on brown or blonde hair that is less than 50% grey. Users noticed more colour in their hair after just three days, & after a month said the grey was barely visable. It is easy & safe to use, pleasantly fragranced & will not stain clothing or irritate skin. We are so confident that you will be pleased with the results that we offer a 90 day moneyback guarantee.