If you are of a ~certain age~, you probably remember Hypercolor. Hypercolor It was a super cool clothing line all the teens wore that changed color based on your body temperature and the temperature of the air. Smithsonian Smithsonian TOO COOL AM I RIGHT? Well. Now there's a hair dye that is heat-activated just like Hypercolor. Tap to play GIF Tap to play GIF vimeo.com The semipermanent hair dye, called Fire, was created by Lauren Bowker at the London-based product development firm The Unseen. It changes color depending on the environmental temperature and the wearer’s own body temp. Tap to play GIF Tap to play GIF vimeo.com Advertisement One version of Fire changes from black to red when it's hot. vimeo.com Other versions change from black to white, from silver to powder blue, from blue to white, and from black to yellow. Tap to play GIF Tap to play GIF vimeo.com Fire uses the same thermochromic ink used in Hypercolor shirts, but made safe to be used on the skin and hair. The product even changes color if you blush. Unfortch, Fire isn't quite out on the market just yet. Unseen hopes to have it out on the shelves by the end of 2017. vimeo.com Fingers crossed! Share On facebook Share On facebook Share On vk Share On vk Share On pinterest Share On pinterest Share On lineapp Share On lineapp Share On twitter Share On twitter Share On email Share On email Share On sms Share On sms Share On whatsapp Share On whatsapp Share On more Share On more Share On tumblr Share On tumblr Share On link Share On link Share On copy Share On copy Omg It's Prime Day!