Hair by Sam McKnight Save The Do Heat Protection Spray 150 ml is a restructuring spray for all hair types. The Save The Do Heat Protection Spray by Hair by Sam McKnight is a lightweight spray that protects hair from the heat of styling tools up to 230°C. Formulated with Flexan and Crodasone, it creates a protective barrier that seals in moisture, reduces frizz, and increases shine. Red tulip flower extract adds moisturizing antioxidants, leaving hair soft, smooth, and healthy.