JIAHE Kid's Bike Bell, Clear Sound Roatable Bicycle Bells Lightweight Cute Cartoon Bell 0.87" Handlebar Bike Bells for Mountain Bike Road Bike and Folding Bikes, Colors Optional(4-Pack)

Cute Cartoon Bike Bells Roatable Bicycle Bells for Adults and Kids Detail Anti-Slip Groove: The bell button has a non-slip groove and push-button paddles design, which can improve safety and facilitate manipulation. 360 Degree Rotation: The bell base can rotate 360 degrees, the upper figure can be rotated, and the direction can be adjusted freely. Each angle can bring you a different mood. Material: The upper part is made of high-strength aluminum alloy, and the base is made of high-quality engineering plastic, environmental protection, lightweight, durable and can be used for a long time. Clear Sound: The loud and clear sound can easily attract other's attention, increase safety while cycling. How to Install Just turn the screw with a screwdriver to install it on or out. Compatible Pipe diameter is 22.2mm, about 0.87 inch, compatible with the most standard sized handlebars. Size About 1.61'' * 3.14"(41mm * 80mm) Weight 36g, about 1.3oz Color Yellow, Blue, Pink, Black Package Included 2-pack and 4-pack set optional, shown as the first main picture. 4-pack includes 4 different color's bike bell and 2-pack includes 2 different color's. Notes Suitable for 22.2mm pipe diameter, if you need to install a larger pipe diameter, please install it between the handle and the transmission. Please don't hesitate to contact us if still have problem, we'll do our best to help you solve it.