Water is good for you. But not so great for your hair. The calcium in your shower water can lead to persistent hair damage leaving it rigid, dull & brittle. This powerful system removes calcium build up that causes damage and restores up to 99% of hair’s original strength*. This luxurious mask adds hydration to hair and visibly reduces the appearance of split ends for 98% stronger hair**, 53% shinier hair*** and 7x’s smoother hair**.