Good material: LED light up bracelets are made from soft and durable nylon materials, this bracelet can be easily bent and adjusted to fit most wrist size. 3 Light modes: 3 adjustable lighting modes (slow blink, fast blink, full glow) to create different visual effects and match your preferences. Easy to use: Powered by 2 replaceable 2RCR2016 batteries (pre-installed). The battery is also replaceable, so you can easily swap it out when it runs out of power. Additionally, if the nylon bracelet gets dirty, you can remove the battery pack and wash the bracelet, making it reusable. Wide occasion: Perfect for outdoor activities, night running, parties, music festivals, and more. Enhances fun and safety, attracting attention or serving as a warning signal. Package inlcude: This bracelet offers 6 different colors for one package, including red, orange, yellow, green, blue, pink, Each color is vibrant and eye-catching, making it easy to add a pop of color to any outfit. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!