Live fast and DYE your hair! The Manic Panic High Voltage Classic Hair Color 118ml is the original formula classic hair dye from Tish and Snooky's Manic Panic. Using only superior ingredients, this really is the best of its kind. Manic Panic semi-permanent hair colour contains no animal ingredients and is tested on celebrities not animals. Best results are bseen when used on bleached or lighter shade however some shades give a stunning hint of colour on darker unbleached hair. Apply to freshly washed, dry hair...apply to hair, avoiding the scalp (as it may stain!) and leave for at least 30 mins, rinse with clean water. As there are no harmful chemicals, you can leave for longer to get a darker or brighter result. Applying heat will intensify your results.