"I used to love it when I would get stuck behind a redheaded kid in line at the grocery store," she tells me as she paints my own strands at her chic Lower East Side salon, Joon Drop. In each youthful ...

With the hair color market expected to reach 11.44 billion by 2029, coloring your hair is known to have a significant impact on your appearance. Last year, copper and platinum blonde—as seen on ...