... Features:"Hair Chalking" is the newest craze in temporary hair color. We promise ALL Hair Chalking are "Hair Invulnerability". All our ... be easily colored with any hair chalk colors, for example, green, pink, blue, red, lime, light pink, light blue, etc. But ... will not work very well on dark hairs. For example, green, yellow, lime …, but pink, blue, purple are perfect colors for ...