Electric Lizard: a wild neon lime green. This color glows under black light ! Electric Lizard ™ absolutely must be applied to hair that is bleached to white. Manic Panic® Classic™ formula Semi-Permanent Hair Color is available in over 30 bold colors - every color in the rainbow and then some! All have cool names like Purple Haze ® that reflect creators Tish & Snooky's rock 'n' roll roots. Some shades glow under black light. Most Manic Panic® Classic ™ formula Semi-Permanent Hair Colors work best on lightened hair, giving electrifying results. The color lasts 4-6 weeks, sometimes more, and fades gradually with shampooing. Darker colors tend to last longer. Manic Panic® Classic™ formula Semi-Permanent Hair Color contains no harsh chemicals and will not harm the hair. The brilliant dye is in a conditioner base giving the product restorative properties which fill, add moisture, and soften the hair. The ingredients contain no animal products: Manic Panic® Hair Color is Vegan , winning an award from Peta in 2007. Allergy sufferers can use the product safely: the hair color is PPD free. Tested on celebrities, not animals. Manic Panic ® hair color is worn by the most glamorous of pop stars such as Katy Perry, Rihanna, Lady Gaga, Cyndi Lauper and Nicky Minaj.