Moroccanoil Perfect Defense is a spray infused with lightweight argan oil that acts as a heat protectant for your hair. It guards your strands against the damaging effects of heat styling tools, including blow dryers, straighteners, and curling irons, with a maximum temperature resistance of 450°F (230°C). Not only does this leave-in conditioner protect against heat damage, but it also nourishes and hydrates for smooth, shiny, and manageable locks. The spray application makes it effortless to use in your daily styling routine, and the 225ml size provides ample product to keep your hair safeguarded and looking its best.