BRIGHT CHESTNUT BROWN HAIR COLOR: Restore youthful hair and add shine, our instant hair color matches gray hair with the health of fragile hair. Make your hair black and shiny, looking younger and more energetic. Quick Color Shampoo: Our hair color shampoo can cover all your hair in 8-10 minutes, no need to wait long. Wash your hair just like you normally would. 3-in-1 Natural Hair Dye: Unlike other chemical-laden hair dye colors, this amazing hair color shampoo does not contain any harsh and harmful chemicals. Polygonum multiflorum treats hair, strengthens hair roots, and makes hair strong and soft. Moroccan oil and ginseng extract nourish strands while natural ingredients protect your hair. Easy to Use: Dye your hair at home, no more trips to the salon! No bowl or comb required, just pour hair dye into gloved hands, apply evenly to dry hair as you would normally wash your hair, lather, and rinse with water after a few minutes. How to cover my gray hair: If you need chestnut brown to cover gray hair, you need to mix it with black hair dye shampoo.(of course you can also choose dark brown or black to directly cover gray hair)