Good Bye Gray! (TM) -- Real Hair Color -- Bonds To The Hair. TouchBack PRO averages 60 applications per marker. Great for touch ups between salon visits! TouchBack actually bonds to the hair, blending seamlessly with permanent hair color for a totally natural look. TouchBack's patented formula uses temporary hair colors, but without harsh chemicals -- no ammonia or peroxide -- so, it's gentle on your hair. TouchBack is the only temporary touch up made with real hair color. Made in USA.