Lightens to 9/10 levels and is suitable for those wanting to obtain a natural / cold / ash blonde shade in a single pass. Suitable for all lightening techniques. Does not drip or swell. Mixing ratios: 1:2 (30g cream + 60ml oxidizing emulsion at 10, 20, 30 or 40 vol.) How to use: Handle the package for a few minutes to homogenize the content. Mix in a non-metallic container 1 part lightening cream + 2 parts oxidizing cream selected in accordance with the desired lightening levels. Apply on dry, unwashed hair making sure not to deposit the mixture directly on the scalp. Leave in place until the desired lightening is achieved or for a maximum of 60 minutes. This Lightening cream is progressive and the application time varies with the structure of the hair and ambient temperature, so a progressive visual check is recommended.