Manic panic classic high voltage semi permanent hair dye is world famous for its unique vibrant colours long lasting effect and vegan friendly ppd free materials that have been lighting up the hairstyles of alternative individuals for decades ever since the punk era this semi permanent hair colour can last for up to 6 weeks perfect for anyone seeking colour without commitment not only is this semi permanent dye ppd and ammonia free as well as being suitable for vegans manic panic classic hi