Beyond The Zone Split Decision Temporary Color - Heat Activated Shifts Blue To Teal. Vegan & Cruelty-Free Color Changing Express your creativity and individuality with Beyond the Zone Split Decision Heat-Activated Temporary Hair Color. Heat activated temporary hair color transforms before your eyes. After applying your hair will change color when heated to 86⁰F/30⁰C. Cool the hair back down and it will change back to the original color. Repeat as necessary. Need more flare? Add in sections of a different Split Decision Heat Activated Temporary Hair Color and watch in amazement as your hair becomes a kaleidoscope of colors. Whenever you’re over it simply wash your hair for a fresh start. Rock on Split Decision Temporary Hair Color works best on pre-lightened hair. Look for my BTZ radical highlighting bleach agent to boost your results. Check it out in my Pricetronic store. Condition is New with box. Shipped with USPS First Class.