Mask for brittle and damaged hair, also suitable for blond and chemically treated hair.Deep repair that strengthens and rebuilds extremely damaged hair in just one application. Care benefits: Reduces hair breakageProvides suppleness and styleability Prevents mechanical damageFor visibly healthy hair Formula Highlights: For damaged, brittle, chemically treated and stressed hair Ideal start for any System Professional treatmentApplication: After shampooing, apply a coin-sized amount to hair. Twist in lengths and ends to evenly distribute the mask. Leave on for 5-10 minutes and rinse.