Features: Crisps Sound: This mountain bike bells features a special design and material that produces a pleasant ring, alerting pedestrians and other vehicles to the presences of the bicycles, enhancing cycling safety. Durable and Reliable: Made of aluminum alloy, this bells is highly resistant to wear and oxidation, ensuring long lasting performances without rust or damage. Whether you're a seasoned cyclist or a child learning to rides, this bicycles bells is perfect . Perfect for Road and Bike Lanes. Install this bells on your bike handlebar and enjoy a safe rides in busy street and dedicateds bike lanes. Easy Installation: this bike bells can be quickly mounted on your bicycles handlebar without the need for additional tools or complicatedstep. Suitable for handlebars below 25.4mm/10inch. Specifications: Material: Aluminum Alloy Color: Yellow/Red/Purplecolor/Green/Blue/Black/Silver Size: As Shown In The Picture Package Includes: 1x Bike Bells note: Please allow 1-2cm errors due to manual measurement, make sure that your do not mind before your order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.