The material of this bike bell is good and durable. The loud bell can get the attention of pedestrians and the portable ringing bell allows you to ride safely on the road. Anti-loss bicycles bell is practical and creative. The bell is crisp and the tail is long and durable. Features -Color:Assorted Color -Material:Aluminum alloy -Size:10.00X6.00X2.50cm/3.93X2.36X0.98in -Note: Suitable for 22.5mm handle -Retro design adds a sense of fashion to the bike. Suitable for all types of bicycles -The road bike bell will give you a crisp, clean sound, which will put you in a good mood. -Convenient bike bell fits most handles, the bell is compact and loud enough when from the back. -Portable ringing bell a clear and loud sound, the bell is loud and crisp, easy to alert pedestrians. - technology manufacturing to ensure the of the product and can be used for a long time. Simple design, easy to install and remove, easy to use. Package list: 2 x Bike Bells