The Hybrid Dye Developer from Mrs.Highbrow has been specially developed to mix with the Hybrid Dye and Powerstain from Mrs.Highbrow. For an optimal and long -term result, without damaging the hair structure.

Mix the Hybrid Dye and the developer in a 2: 1 ratio. So 2 parts of paint the size of 2 peas with 1 part developer.

- 30 ml
- for 150 treatments
- Korable 12 months after opening