Moroccanoil Perfect Defense is a styling essential to maintain healthy hair by protecting against thermal damage from all forms of heat up to 450°F/230°C. This argan oil-infused spray is totally weightless and can be easily incorporated into any styling regimen and layered with any styling product. Its unique dry spray application makes it possible to spray on dry hair for second-day hot tool touch-ups. Perfect for anyone using any type of heat styling tool—from blow-dryers to crimpers, this product protects hair from the damaging effects of heat and leaves strands feeling soft and smooth with natural movement.