Garnier hair dye Olya dark brown 4.0

First, the original formula from a mixture of oil at 60% with natural flower oils and does not contain ammonia gives you a beautiful color and healthier hair with 100% gray coverage. The unique formula works to restore hair vitality clearly as the oils help to reverse roughness and dullness for a long-lasting radiant color and moist, silky, shiny hair. Ammonia damage: 1- Damage to the outer layer of the hair. 2- Scalp burns. 3- Dry hair. How to use: 1- Buy two boxes of dye: even if your hair is medium length. 2- Choose a patch test on the skin: if your skin is sensitive, it is preferable to perform the dye test on a part of the scalp to see if you will suffer allergic reactions. 3- Apply Vaseline to the hairline: to protect your face and skin from staining. 4- Comb your hair: make sure to detangle before starting to dye. 5- Divide your hair. 6- Mix the dye. 7- Start distributing the dye: using an old comb. 8- Use an old toothbrush: or a mascara brush to dye the roots. 9- Leave the dye on the hair. 10- Wash your hair properly.