This weekly at-home treatment restores a soft, weightless texture and healthy shine to dry, damaged or coloured hair. Their bestselling product, this intensive hair perfector is infused with Olaplex’s patented bond-building formula to mend broken bonds in the hair’s structure and reinforce weakened strands caused by frequent colouring, styling and UV exposure. Maintain restored and rejuvenated hair with Olaplex’s newest invention. Formulated with their impressive Broad Spectrum Clarifying System and world renowned, scientifically proven Bond Building Technology , this shampoo gives your hair and scalp a deep clean to reveal soft, healthy locks you’ll be proud to swish around. Whether your hair is looking dull and discoloured or feeling dry, No.4C is formulated without sulfates and is pH balanced to maintain hydration and vibrancy. The Clarifying System works hard to slough away impurities such as excess oil, chlorine, hard water minerals and product buildup from the roots to the very e