Olaplex No. 9 Bond Protector Nourishing Hair Serum is a weightless, silicone-free, and leave-in styling serum designed to act as a "hair shield". It is infused with antioxidant-rich Red Algae Extract and patented OLAPLEX Bond Building Technology to protect hair from environmental stressors and heat damage while improving overall manageability.Pollution Shield: Provides 48-hour protection against environmental pollutants and neutralises damaging free radicals.

Heat Protection: Protects hair from heat styling up to 450°F (232°C).

Satin Finish: Adds a visible satin shine and softness without weighing hair down.

Style Retention: Features "style memory" and supports bounceback curls, making hair easier to style and maintain.

Anti-Frizz & Static: Reduces tangles and static while smoothing flyaways for all hair types

Application: Apply a small amount to clean, damp hair, working upward from the ends to the roots.
Dosage: Use about half a pump for fine hair or more as needed for longer, thicker hair.
Styling:
Air-dry for a soft, natural texture.
Blow-dry for a smooth, sleek finish.
Diffuse for defined waves or curls.
Routine: This should be the first step in your styling routine after washing and conditioning. It can be followed by other products like Olaplex No. 6 Bond Smoother for extra frizz control.