Brighten up your dance moves with Multicolor Cosmic Light Up Bracelets and shine as bright as the stars. Sleek, lightweight, comfortable, and a magnetic clasp for easy on/off, it's no wonder this LED Glow Bracelet is a popular must-have for night events. Also great for keeping you safe and seen when out for a night run. One size fits most. To activate your Cosmic LED Magnet Bracelet, remove the pull tab and flip the switch located on the side for a chilled out, slow color change light function. Connect two together to create a necklace.