- Lightweight and flexible working spray – great for hot tools and all hair types. Fast-drying formula. Brushable, frizz-free and provides natural movement. UV haircolor protection and humidity resistant. Thermal Protection: up to 500°F (260°C). Control: 4 of 10. L’ANZA Keratin Healing System, repairing damage while creating manageable styles at the same time. Mist onto damp hair and blow dry. Mist onto dry sections of hair before using a flat iron; comb through. Works for smooth styles, bends or flicks. Mist onto dry sections of hair before using a curling iron. Separate curls with fingers. Mist over finished style for light hold.