💖 **Sound Activated**: These pink LED wristbands light up in sync with the music, adding a vibrant glow to any concert or event. 🎶 🔋 **Non-Replaceable Batteries**: Powered by (2) CR2016 batteries, designed to last throughout your party. 📏 **Comfortable Fit**: 4″ diameter fits most wrists, providing a snug and secure fit. 🖨️ **Customizable**: Printable ⚖️ **Lightweight**: Weighing just 0.047 lbs, these wristbands are comfortable for hours of wear. 🎉 **Perfect for Concerts**: The bright pink LED light ensures you’ll stand out at any event, from concerts to music festivals! 🌟