It only takes 15 minutes to obtain a natural and healthy look. ColorSpa deeply moisturizes and softly colours each strand, covering the first grey hairs and reviving your hair with a healthy and brilliant colour, without the "roots" look; all this with the help of:Quick, moisturizing colour gel: Rich intensely moisturizing formula Ammonia-free formula 25% more colour gel for long, thick hairSPA moisture masque : Enriched with glycerin and apricot extract Regenerates hairSimple, one-step applicator Just twist, click, and apply!