An antioxidant-rich, leave-in, silicone-free hair serum to shield hair from pollution, heat, and future damage by nourishing hair, blocking pollutants, and neutralizing free radicals. See satin shine, better style memory, bounceback curls, tangle and static control, and heat protection up to 450°F. For all hair types. Shields hair from pollution for 48 hours | Olaplex No. 9 Bond Protector Heat Protection and Frizz Reduction Nourishing Hair Serum, 90 ml | Dermstore