Concentrate in ampoules for straight hair System Professional Smoothen Infusion S+ 20 x 5 ml — Hair treatmentSmoothed Infusion by System Professional can be added to any maschera or System Professional emulsion to create a one-of-a-kind personalised treatment.CharacteristicsHairDirections for useapply to damp hair.Ideal forChi wants well-groomed hair with professional formulas.