Powermix tailor-made care L'Oréal Professional enriched with Prokeratin for intense smoothing Discover the most concentrated care of L'Oréal Professionnel with the Powermix range to instantly transform your hair Care highly concentrated in pure active ingredients, up to 25%! Mixes with the Powermix base to convert into a creamy and personalized jelly Mixing ratio: 5ml of base + 5 ml of concentrate Directions for use: mix in a bowl with a spatula, leave to act for 3 to 5 min then rinse Capacity: 150ml