Glowing Crown Headband is made of plastic. Powered by 3 button batteries (included), long-lasting power and eye-friendly. Reliable in quality and stable in structure, comfortable for you to touch and wear. The glowing headband has 3 lighting modes, including fast flash, slow flash, and constant light, you can choose one of the light modes that you like. Perfect for Christmas, Halloween, birthday parties, weddings, concerts, bar.