This product is the latest shining series.With a hairpin on your head, you can easily clip in the hair. * Especially during night, the optical fiber silk will be glowing which make you definitely different and charming. * It"s perfect for you to be noticed at the parties, concerts, clubs, home coming, and other special occasions! * Our products include the button battery so you can use it immediately. * Note: The colorful braid decoration could flash with different colors all the time.Other colors(such as white, green, red, blue) could keep one color.