SEVICH Black Hair Shampoo First generation most stable version of black hair shampoo. Extract plant essential oil, moisturize and color hair. Different from traditional chemical dyes, safe and stable. Noni Fruit Natural black hair ingredient Ginger Activate the scalp Polygonum multiflorum Polygonum multiflorum How to Black your Hair 1.Wash and clear your hair, Dry it until No water drop off. 2.Wear the gloves. Take the shampoo, mix evenly on the hair softy 3.Massage your hair slightly until the shampoo cover on hair evenly, then wait for 5-10min, If your hair is thicken use more bag for one time.