• Protects damaged capillary links at the molecular level, leaving hair visibly healthier. • Concentrated formula with a higher concentration of ingredients, enriched with biotin and 3 times more Pro-V. • Developed by experts with 75 years of scientific research in Pro-V. • Releases nutrients by rubbing the Pro-V Pearls until they dissolve and applying to wet hair. • For best results, use all products from the Molecular Bond Repair line: Shampoo (250ml), Conditioner (150ml), and Hair Mask (300ml).