Its Glowtime down in the Crystal Caves with the Light-Up Zelfs Series 5! Talk about highlights in her hair, its time for this Crystal Princess to shine with fun light up hair that glows in the dark! With a heartfelt touch, her hair lights the night telling her loyal followers that its time for some Crystal Magic! So come on lets glow The Light-Up Zelfs Series 5 includes brush for Zelf hairplay. Requires 3 LR44 batteries (included).