Product Size: 13.5x6cm/5.31x2.36inch Net: 100ml Specifications: PROFESSIONAL HAIR COLORING - 3 in 1 black hair shampoo, It can be used as hair black dye, hair conditioner and hair shampoo.Very convenient to make hair dye black at home and save our precious time from salon visiting. GRAY HAIR COVERAGE - Can effectively cover gray hair, so that you are no longer affected by gray hair and rejuvenate. Obtain back the fresh-looking hair of your younger days. Black hair can last 3-4 weeks. The hair coloring shampoo only hang on to the surface of the hair shell, It's safer for your hair as well as your skin. NATURAL AND MILD HERBAL - extract will strengthen the hair fibers from inside to out and deeply nourish your scalp with effective hair repair effect, leaving your hair shiny, soft and smooth without any side effect, anti-allergic and non-irritating to avoid causing any stimulation or damage to your hair. EASY TO USE - Requiring no brush, just need to put on gloves, and use it the same as normal shampoo, wait for only 10-15 minutes, Our hair dye shampoo for women and men will cover all your grays Doesn't stain your skin. Package Included: 1 x Hair Dye Shampoo