In this formula that went viral, Kimberly Bonondona, a blonde and balayage specialist, converts a natural level-3 with old yellow-y highlights to the perfect fall shade she calls Cold Brew.
The Professional Beauty Association (PBA), the industry’s largest non-profit organization of salon professionals, partnered with Cosmoprof North America (CPNA), a leading international business-to-business beauty trade show, to launch the ...