Hairdresser's Invisible Oil Heat Protectant Leave In Conditioner Primer primes hair for total transformation. This multitasking leave-in conditioner spray provides heat protection up to 450°F and UV defense. It helps reduce frizz, hydrates, softens, smooths, adds shine, and detangles hair. Infused with a 6-oil blend, it protects color from fading and prepares all hair types for styling.