Watch this fun blue bracelet come alive at the very touch or sound it feels or hears! Our interactive LED Sound-Activated Blue Stretchy Bracelet is a super fun dance club jewelry piece and looks amazing as it flashes to the beat of loud music. Each silicone bracelet features high powered blue LEDs secured in a plastic and stretchy band that fits most wrists. (2) CR1625 batteries are included & installed. Please order in increments of 1 bracelet.