ColorSmash Temporary Hair Color Rub by Condition CultureCOLORSMASH Hair Shadow by Condition Culture is temporary highlights that add vibrancy and color to the hair with no commitment. Our formula is free of chemicals and safe for hair use, unlike some craft store soft pastel chalk brands.Simply apply COLORSMASH temporary hair color by rubbing application to the desired section of the hair and sealing it with hair spray. To remove, just wash it out! ColorSmash Temporary Hair Color Rub by Condition Culture