Permanent colouring that, thanks to the innovative RevoSensyl-Plus® technology and the elimination of common sensitisers (without Ammonia, Resorcinol, Para-phenylediamine toluendiamine, Para-, 1-naphthol, Preservatives, Perfume), allows more safety and more tolerability at the skin level, more delicacy and respect for the fibre and more colour performance with 100% coverage of grey hair. Tested for nickel, chromium and cobalt. Tested on sensitive skin. Dyes designed for women and men. Healthy and protected hair and scalp, intense and brilliant colour. Ideal for those who want a long-lasting intense colour. Also suitable for totally white hair. Dark brown colour.