SUMMARY L'Oréal Professionnel Série Expert Vitamino Colour Protecting Resveratrol Masque Treatment (500ml) is a rinse-out treatment that gently eliminates impurities while protecting against colour fading. Enriched with Resveratrol, this mask maintains the hair's strength from root to tip and delivers a revitalising boost. Enjoy noticeably smoother, sleeker and shinier hair with rich, striking colour. Directions of use: Apply the masque thoroughly to hair and leave on for 3-5 minutes. Rinse well.