Portier La Grace Capillary Btox Hair Reconstructive MaskB Tox Capillary Reconstructive Mask La Grace 1kg Complete Wire Repair The BTox Capillary Reconstructive Mask La Grace is enriched with polyphenols and organic acids that conditions and nourishes the threads, improving capillary cohesion and preserving the integrity and structure of the hair. Due to the water retention on the threads, it returns the moisture lost in the chemical processes, giving naturally loose hair, associated with natural resins