Add a blue cast to your night with our Flashing Blue Circle LED Blinkies! These blue circle pins are a great way to accent your party decor, costumes, or craft projects and are bound to make an impression at any event! These light-up blue circle blinkies have one large, super-bright blue LED in the center that will ensure you're visible wherever you are! Use the butterfly connector on the back of the blue circle pins to attach them to practically anything and watch the flashing fun begin. Please note the butterfly connector may create a small hole in the garment you attach it to. These light-up blue circle blinkies come with CR927 batteries included and installed and the batteries are replaceable. Our Flashing Blue Circle LED Blinkies are sold by the dozen and come individually packaged in a clamshell.