Product Overview Allow your dark blonde hair to look naturally beautiful & keep grey hairs at bay with L’ Oréal Professionnel Hair Touch Up Dark Blonde 75ml. Benefits Specially developed with make-up pigments which blend with your hair colour to disguise grey roots & freeze dry technology for instant drying, this root concealer spray can be used on all hair types. Simply shake well & spray onto dry hair after you’ve finished styling it. Spray onto unwanted grey hairs & blend through using your fingers for natural looking results.