X-Style Advanced Reconstruction System Components Bond Generator (Step 1) Protects and strengthens the internal hair structure during chemical treatments like coloring or straightening. Booster (Step 2) Enhances the effectiveness of the Bond Generator for added protection and durability. Restorer (Step 3) Reconstructs damaged hair, restoring softness, strength, and natural shine. Revit Shampoo A gentle cleansing shampoo that revitalizes and restores hair vitality while extending the benefits of the reconstruction treatment.