The best purple shampoos, according to our testers, include Amika, Kristen Ess, and IGK, and Nexxus. Our picks range in price ...

She posted on Instagram "kristin_ess To get this exact shade of purple, we went out and gathered rare amethyst stones. Next, we ground them up by hand until they turned into a fine powder. Then we ...

And in the past few years, ROYGBIV hair color, especially in the entry-level form of dip-dye (so named because ... time," says L.A.-based colorist Kristin Ess, the genius behind ...

The product behind her transformation? A spray hair dye from Kristin Ess's namesake beauty line at Target, and it's only $12. I repeat: It's only $12 (!!!). The product is a temporary hair dye ...