A bike horn to be an important safety feature when riding on trails or roads with other bicyclists and pedestrians. It is so much more effective to use a horn than to use one's voice to alert others. These items can quickly and easily install on most bicycles, which make the riding much safer. Features -Color:Assorted Color -Material:PVC, electroplated iron -Size:20.00X6.00X6.00cm/7.86X2.36X2.36in -Can make a clear and loud sound, the ringtone is loud and crisp, easy to remind pedestrians. -The bike bell is suitable for mountain bike and road bikes. Loud horns can attract the attention of others and alert others to your arrival at distance from you. -Suitable for road vehicles, no tools are required for installation and disassembly, which is convenient and quick. -Easy to install, the use position does not hinder the brake. It is very easy to use. -The bike bell is made from good PVC and electroplated iron material, provides . Package list: 8 x Bike Horns