Sebastian Professional Shine Define is a lightweight mist that provides unbeatable shine & moveable control to your hair. Containing heat activated thermal protection, it's ideal to be used with heat stylers as it protects your hair whilst sealing in shine. This shine enhancing & flexible hold spray, protects your hair from hot tools, whilst conditioning it with a natural, brushable sheen & irresistible definition. To use: Apply to dry hair. Spray in small sections before using hot tools. Spritz on any finished style for flexible hold & shine finish.