Features: An Adjustable Bell: This is truly an adjustable bell! Adjustable and flexible strap fits nearly all bicycles handlebars, the strap fits bars with diameters from 16mm-32mm (0.63inch-1.25inch). Heard Clearly: The bicycles bells with fashion outlook deliver crispy ringtone are heard clearly, which make the riding much safer. Its one of essential bike accessories for mountain bike or road bike riding. Excellent Material for Durable Use: The bicycles bell adopts quality copper and engineering pvc material which is anti-rust and aging-resistant that give cyclist prolong usage. Easy to Install: Quick release design means easy and tools-free to install and remove. You install it without any install tools, that will be very convenient and save the timing. For Bike Type: Fits for any standard straight bicycles or stunt scooter handle bar, cycling bike, bmx bike, kids bike, and mountain bikes etc. Specifications: Material: Copper Alloy+PVC Color: Black/Golden/Silver Package Weight: approx.42g Size: As The Picture Shows Applicable Handlebar Size: approx.16-32mm/0.63-1.25in Package Includes: 1Pc x Bike Handlebar Bell note: Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thanks!