The bike bell is made of aluminum alloy and plastic material, and make a loud continuous ringing sound, so that everyone around you can hear it. Our bell is easy to install. Made of good materials, durable and practical. For a new cyclist, this is a great present. It can not only decorate your bike, but also provide safety warnings during the journey. Features -Color:Assorted Color -Material:Plastic, Aluminum Alloy -Size:6.50X6.00X4.00cm/2.55X2.36X1.57in - The bike bell is a safety warning bell specially designed for mountain bikes and road bikes. - You will not be afraid of going out with it even in rainy weather because it has a loud and clear sound. - Fits most handlebars, bell is compact and loud enough when coming from behind. - Touching the bell will give you a crisp and clean sound that will make you have a good mood. - The bike bell has wear resistant function and can remain in new condition after a long period of use. Package list: 1 x Bike Bell