L'Oréal Expert Professionnel Powermix treatment base. It is a personalized mask at the moment in the salon. Contains pure ingredients that mixed in the moment transform hair instantly. For all hair types, it leaves hair soft and shiny. Contains nutritional lipids. Apply a measure of powermix base, pour and mix in a bowl with a spatula with an equivalent dose of the powermix additive until obtaining a creamy texture. Apply to damp hair, leave on for 5 minutes and rinse.