Pirate Skull Beads with Flashing Eye has black and red beads that are made of plastic and a pirate skull with a left eye that flashes red. Flasher can be turned on and off by a button behind the skull. Beads measure approximately 36" long with the skull medallion measuring approximately 2.5" wide x 2.5" high. Please Note: The battery is non-removable and non-replaceable.