HEATED.DEFENSE by Kevin Murphy is a weightless, invisible leave-in foam designed to shield your hair from the damaging effects of heat styling tools. Capable of protecting hair against temperatures up to 232°C (450°F), this advanced formula creates a protective barrier that strengthens and conditions without leaving any residue. Enriched with Hydrolysed Quinoa and Jojoba Seed Oil, it helps to smooth, detangle, and improve hair manageability, making it an essential pre-styling step for all hair types seeking healthy, resilient results.