Olaplex Broad Spectrum Chelating Treatment 12.55 ozOlaplex Broad Spectrum Chelating Treatment 12. 55 oz Olaplex broad spectrum chelating treatment is a powerful anti metal treatment specially developed to deeply cleanse the cortex of the hair fibre while respecting its moisture and protein reserves. In short, it eliminates the metal deposits accumulated in the hair shafts clearing the way for more effective hair treatment. Benefits: Deep cleanses Maintains moisture and protein levels Removes a wide