Box Material: Plastic Material: Plastic, Aluminum Alloy 4 Colors: Silver, Red, Blue, Black 2 Models For Your Choice: Normal, Small Size: Approx. 3.8 x 1.5cm/1.5 x 0.6inch(D x H) Fit for handlebar diameter: Small: 2.2-2.4cm, Normal: 2.2- 3.2cm Type: Bicycle Bell Shape: Q Shape Quantities: 1PC Apply For: Bicycle Occasion: Daily Biking Use, Bike Travel, Cycling, Gift to Friends. Features: Made from Aluminum alloy and plastic material. Easy to install. Extremely loud and clear sound. It is loud enough to draw people's attention on street and keep you or others from danger by ringing this bike bell. Fits most bicycles. Package Content: 1 x Bicycle Bell, 1 x Package Box Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item.