Instant gray root touch up keeps hair color looking perfect between salon appointments. Won"t flake or rub off, even when brushed. The Marker delivers the perfect amount of color continuously for easy application. Winner of All... TouchBack is real hair color in a marker. It"s the fastest touch-up for gray roots ... ever! Dries in a minute and won"t flake or rub off, even when brushed. TouchBack"s marker delivers the perfect amount of color to cover gray roots instantly. It actually bonds to the hair, blending beautifully with permanent hair color for a totally natural look (unlike hair mascaras, crayons, gels and powders, which dull the hair and flake off when brushed). Stays on until shampooed out. TouchBack"s formula uses certified hair colors, but without harsh chemicals - no ammonia or peroxide - so it"s gentle on your hair. 8 salon-quality shades. 4 patents. 2 industry awards.Benefits:Real hair color in a marker Gray roots gone instantly Does not flake or rub off when brushed Stretches the time between salon appointments The easiest way to apply real hair color ... ever!TouchBack does not contain PPD (paraphenylendediamine).