Turn off the lights, turn up the music, and wow everyone with fun neon lights - Make a fun party extraordinary with this pack of 21 glow bracelets. Each bracelet uses LED lights to illuminate the dance floor! Glow in the dark bracelets. fun goody bag stuffers. Throw a birthday party they'll never forget with a raving sound activated glow in the dark dance party. Our glow in the dark sound activated bracelets come in a variety of bright, neon colors, making for fun and exciting party favors. Using LED lights, each bracelet flashes in sync with music beats, enhancing every dance party and lighting up the dance floor. Plus, turn the switch to constant "ON" and these double as safety bracelets for dark activities when you wouldn't be seen otherwise. Our value pack is perfect if you're looking for innovative and friendly classroom gifts, party bags, treasure box toys, prize box toys, or gift bag favors. Product features: Pack of 21 glow bracelets uses 2 3V batteries (included). Long battery life. Bright, neon colors. Pack includes a mix of blue, green, yellow, orange, white, pink and red bracelets. Hypoallergenic and non-toxic material.