Matrix Socolor Pre-Bonded 90g Permanent cream hair color with caring complex that provides hair with non-stop care: it lasts up to 20 washes shampoo, balances the porosity of the hair and smoothes it on the surface. Nourishes and strengthens the hair fiber from the inside.PREPARATION: Use suitable disposable gloves! Use only with recommended oxidants: 40vol (12%) maximum. Do not use with more than 40 volts of hydrogen peroxide (12%). Observe the stated mixing ratio! If you use preparing the shaker mixture, open it immediately after mixing, there is a risk of foaming product and damage and rupture of the container.MIXING: Mix the color Pre-Bonded with a suitably selected strength of Matrix cream oxidant in a ratio of 1: 1. For example, 45ml of Pre-Bonded colour + 45ml of cream oxidant Matrix.APPLICATION AND RINSE: Use a suitable disposable glove! Do not use metal objects. Leave on at room temperature 30 to 45 minutes as needed. After the application time, hair thoroughly rinse.