Neon Nightlife Women's Light up Mini Tutu, One Size Elastic waist band allows one size to fit most. (20-38 inch waist) Light controller takes 2 AA batteries and has 3 settings: Full On, Slow Blink and Fast Blink Battery pack is designed to clip at any location around the tutu waist band. Perfect for Concerts, Rave Festivals, Bars, Clubs, Electric glow run, LED parties, Halloween, Costume Parties, Mardi Gras, Carnivals, Gifts, and more We offer a 90 day warranty on the product. If for any reason the tutu breaks under normal usage, we will replace it within 90 days.