Material: Plastic + Glass Size: Mirror Surface: 7 x 5 cm Length: 14 cm Color: Black List 2 X Bike Mirror Feature Shock-Resistant MaterialThis bicycle rear view mirror is made of high-quality nylon resin plastic, shock-resistant and shatter-resistant. Even if you drive downhill, the rear view mirror will not shake or break. 360RotationThis bicycle rear view mirror has a 360rotating lens that can be tilted to view road conditions from different directions. And can be adjusted to any direction to help you observe each direction, thereby ensuring safer riding. Wide ApplicationSuitable for most bicycles, such as road bikes, mountain bikes, BMX, electric bikes, motorcycles, cruiser bikes, electric scooters, etc. Easy to InstallThere is no tools to be required. Just use the rubber strap buckle to install it. Installed in a few minutes. Suitable for Most BicyclesThese bicycle mirror handles are suitable for the left and right sides. Suitable for handlebars with a diameter of 0.87-2.36 inches/22-60 mm, and can be installed on both sides of the handlebar. Note: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2.Please allow slight dimension difference due to different manual measurement. Thank you for your understanding. Product name: Folding convex rearview mirror for bicycle/mountain road bike Product material: ABS Scope of application: It can be used only when the model needs to be installed and the inner diameter of the handlebar is within the range of 17.4mm-22mm. Compatible with 90% of mountain bikes and road bikes Product size: 14*7cm Qantity(Optional): 2Pcs Parts List: 2 x Rearview mirror 2 x Screw 2 x Install wrenc