Features: 1.Fun and unique temporary hair dye is formulated to change color with cool or hot temperatures. 2.Color changing hair dye will transform your tresses, even if they're not bleached, into a virtual kaleidoscope of electric color that instantly changes at 18 degree centigrade. 3.After applying the color, blow-dry your hair or run a straightener on your tresses and your hair will transform into another color. The temporary dye changes color when you expose it to heat and changes back to the first color when your hair cools down. 4.Change it up in a snap by applying them in any combination, and when you want to start over, simply wash out with a single shampoo. 5.Endlessly fun for you and your friends switch between colors over and make patterns over crimped sections, braids, clip-in hair extensions, different layers, and so much more Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Specification: Size: 7.3x7.3x5.5cm Material: Hair dye Weight: 120g Package List: 1x Color Changing Hair Dye