The Schwarzkopf Professional pH 4.5 Color Freeze Treatment provides intensive care for coloured and colour-treated hair of all hair types and protects it from colour loss and fading on the one hand and gives it new shine and more colour brilliance and radiance on the other. It is a creamy hair treatment that you can use in addition to the manufacturer's other Colour Freeze products. The Schwarzkopf Professional pH 4.5 Color Freeze Treatment has a deep conditioning effect on the hair and provides it with important moisture and valuable nutrients. The formula of the hair mask is optimally tailored to the needs of coloured hair and improves its condition with every application. By restoring the ideal pH value of the hair and scalp during application, the product helps to reliably lock the colour pigments deep into the hair structure.Only use 1 to 2 times a week To achieve optimum care results, it is sufficient to use Schwarzkopf Professional pH 4.5 Colour Freeze Treatment once or twice a week. Apply the product to washed and towel-dried hair and distribute through the lengths and ends. Use it instead of a conditioner. After working in, comb through the hair and leave the product to work in for 5 to 10 minutes. Finally, rinse thoroughly.