Serie Expert Vitamino Color Spectrum Mask 500ml by L'Oréal Professionnel

Hair is stronger and smoother**, with up to 72 hours glass shine*** and up to +44% smoother hair****. Formulated with Ferulic Acid + Citric Acid, the system locks dyes in the hair fibre to protect all 5 of the colour dimensions*****. The mask formula comes with a rich creamy texture that spread evenly on the hair to intensively moisturize hair fiber for stronger, smoother hair. How to use: After shampooing, section your damp hair in two sections. Distribute evenly onto each section. Work through the hair from lengths to ends and detangle with your fingers. Leave in for 3-5 minutes. Rinse thoroughly. Followed by Vitamino Color Spectrum Glass shine serum leave in. *Instrumental test after 49 washes using the full Vitamino Color Spectrum routine**Instrumental test***Instrumental test after use of full range vs unwashed hair****Instrumental visual assessment*****Instrumental test after continued use of the full Vitamino Color Spectrum routine