Very thick and strong (my stylist is always amazed at how healthy it is no matter what trauma I put it through). When doing big blonde transformation using Ugly Duckling cream toners, 20 Vol is usually a better choice. At the same time, it is a powerful bleach and will lift up to 7 levels without requiring excessively strong developers.

And for an interactive guide which will help you choose your developer strength in real time, go here. If at any time you would like to opt out from marketing, you can visit the Privacy Preferences page and select the relevant options. When you are using regular color, use 30 Vol developer whenever you want to lighten or lift by 2-3 levels. If for example the hair was dark hair (level 3 or 4) you should try and get it to yellow at least (level 8). To obtain the most intense colours from Manic Panic Semi-Permanent hair dyes, it is suggested to first lighten your hair with Flash Lightning Complete Bleach Kits.Even working on extremely dark hair, this bleach and peroxide kit is designed to strip all colours including black. Our specialist ‘Flash lightning’ kits make the perfect selection when preparing hair for any Manic Panic hair colour!

Directions Hair Lightening Kit has been specially formulated to condition and help protect your hair while you lighten.Our Flash Lightning bleach kits are complete with all you will need for your bleaching process making it a much easier process. PROCESSING TIME: Setting time may vary from 15 to 40 minutes depending on: Hair's base color, desired degree of lightening, condition of the hair, type of technique used, working environment temperature, and quantity of Cream Developer used. The use of hair color developers is therefore absolutely essential for hair coloration or bleaching process to take place.