Product Parameters: Color: Black Size: Overall Size: 23.3*6.2cm Mirror Size: 12.5*6.5xm Material: Plastic Package Contents: 1 x Bicycle Rearview Mirror (Left or Right) PROFESSIONAL DESIGN: Designed for cycling, easy to see, the visor. Mirror can be rotated 360 degrees, flexible and convenient. GENERAL DESIGN: There are light-reflecting strips on the back of the mirror, which makes the bicycle safer. QUALITY MATERIAL: bicycle mirror Made of high quality stainless steel and nylon resin crafted to be impact resistant and corrosion resistant, ideal for all weather conditions. EASY INSTALLATION: Plug & Play that is easy to install and use. For most handlebars, mountain bikes and road bikes. Mounting clamp size: for 21-23 mm cross tube diameter. Bike handlebar mirror without distortion. Razor-sharp, anti-reflective, impact-resistant and glare-free real glass