Buy L'Oréal Casting Cream Gloss 210 blue black (1pc) Color your hair with the new hair color without ammonia from L'Oréal Paris. Discover now the black hair color 210 blue black from the latest Casting Creme Gloss collection. Semi-permanent care Farbe for a bright and shiny Farbe with vivid reflections and optimal gray hair coverage. Washes out evenly after approx. 28 hair washes. Application The basis of a successful tint is the correct preparation. To do this, please read the instructions for use thoroughly and have the following tools ready: A dark towel to protect clothing from possible Farbsplashes Plastic hair clips to separate strands of hair An alarm clock to stop the exposure time, and the package contents with professional gloves, developer milk, coloring cream and shine-reflex balm. Then the tinting begins: To do this, add the coloration cream to the developer milk and shake the bottle vigorously. Then apply the mixed tint strand by strand to the damp but unwashed hair. After about 20 minutes of exposure time, rinse thoroughly and work in the Shine Reflex Balm. Rinse out after 2 minutes. Then style the hair and enjoy the new Farbe!