Inspired by revolutionary hair care technologies, Olaplex introduce their first-ever leave-in hair serum that seeks to protect and balance your tresses. The Olaplex No.9 Bond Protector Nourishing Hair Serum is a silicone-free formula designed to target dry and damaged hair, helping to boost shine and replenish lost moisture. Infused with the brand’s Bond Building Technology™ and red algae extract, the sumptuous serum creates a weightless veil of nourishment, while providing heat protection up to 232°C. Promoting a glossy satin shine, the antioxidant-rich formula leaves hair feeling soft to the touch with enhanced flexibility and bounce.