The LED fiber optic light emitting bracelet has a wide range of uses, it can be used for election activities, concerts, stadiums, ball games, sales, advertisingHolidayarties, birthday celebrations, gifts, concert halls, bars, evening parties . Dazzling lights can promote the scene interaction, and enhance the HAPPY atmosphere. TPU material is comfortable, soft, and flexible. It is suitable for large and small wrists, more fashionable and beautiful. Adopt a side switch design, more convenient to use. Can be printed with text or a logo to show your brand image. Use 3pcs LR41 batteries for long-time use. Measuring 3.15*9.84 inches, this custom tpu fiber-optic light-emitting concert bracelet. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: Portable, durable, practical for daily use.