Mix 35 g of white powder with 70 ml of Igor developer oil at a concentration of 3, 6 or 9% in a 1: 2 ratio until a creamy consistency is obtained. Then evenly and abundantly apply over dry, unwashed hair. Leave for 20-45 minutes depending on the hair structure, the developer used and the desired effect. Do not use a hair dryer, humidifier or steamer to shorten the operating time. Finally, rinse the mixture thoroughly and wash your hair.

According to the information on the package.

Hans Schwarzkopf, a chemist who used to run a small pharmacy in Berlin, was responsible for creating the brand. To this day, the company releases professional hair cosmetics on the market. After all, Schwarzkopf is a guarantee of high-quality, safe composition and the best effectiveness. Among them there are care products for various types of hair - conditioners, hair masks, shampoos, balms and lotions. In addition, there are also articles for professional styling - stiffening and volumizing foams, creams and hair sprays.