MATRIX - SOCOLOR, COLOR SYNC, LOGICSBetter Coverage for SoColor & Color Sync by Mags Kavanaugh If your client has resistant white hair it is sometimes necessary to use 1/2oz. of gold in the formula to cover the white. But you do not need this if... This content is for All-Access Monthly Membership members only.Login Join NowShare this:Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Twitter (Opens in new window)