Materials: plastic Size: one size fits all Colors: three colors 1. Fashionable and versatile: The bicycle bell features a simple and stylish design that pairs well with any style of bicycle. 2. Loud bell ring: The bell produces a clear and loud sound, not only alerting other pedestrians and vehicles of your presence, but also adding to the fun of cycling. 3. Bike handlebar accessory: The bell is easy to install on the bike handlebar, making it convenient to use and enhancing the convenience of your cycling experience. 4. Bike decoration: In addition to its practical function, the bicycle bell is also a great vehicle accessory, adding a touch of personality to your bike. 5. Multiple choices: We offer a variety of styles and colors of bicycle bells to choose from, catering to different user preferences and needs. Package includes: 1pcs Bicycle bell.