Use This 1-Step Technique To Get Flawless Gray Coverage There is nothing worse than rinsing out a root touch-up and seeing that sprinkle of dreaded gray along the hairline. Now more than ever, time is of the essence with limited appointment availability and the need to work smarter, not harder. Lucky for all of us, Joico Educator Ricardo Santiago (@stylistricardosantiago) showed off a GENIUS trick to get full gray coverage every time during the Joico #HairJoi Digital Show. Scroll down for everything you need to know! [btc-banner id="736010"] What Type Of Client Would Benefit From This Technique? We're...