A dual-action decalcifying and repairing pre-shampoo hair treatment for damaged hair. Removes calcium and reinforces hair strength, leaving it stronger, smoother, and shinier.  Benefits: ✔ Decalcifies* and dramatically repairs persistent damage.✔ Reverses stiffness and dullness✔ Reconnects broken links between keratin chains* for an inner structure reinforcement HOW TO USE: STEP 1: Apply generously on wet lengths before shampoo and massage throughout. STEP 2: Leave on for 5 minutes. Don’t rinse. STEP 3: Layer Première Bain* directly on top to maximize efficacy. STEP 4: Rinse and follow with Première Fondant or Mask.*