Long-lasting* restructuring concentrate for very damaged hair for the in-salon Reconstruct protocol. Used in salon-as part of the PROFIBER Reconstruct protocol. Applied by the hairdresser before the REGENERATE long-lasting* Care activator, the technical masque, according to a professional layering technique. The hair is replumped and controlled, radiating vitality. New fiber effect from roots to ends. The fiber is strong, intensely soft, shiny, smooth and light. Hair is repaired* and healthy again. * Instrumental tests after the salon routine – up to 4 Profiber shampoos (Rectify/Restore/Reconstruct).