1.PROFESSIONAL DESIGN: Designed for cycling, easy to see the visor. Mirror can be rotated 360 degrees, flexible and convenient. 2.GENERAL DESIGN: There are light reflecting strips on the back of the mirror that make the bike safer.bicycle rear view mirror handlebar 3. EASY INSTALLATION: Plug and play, which is easy to install and use. For most handlebars, mountain bikes and racing bikes. 4.Size of the mounting clamp: for 21-26mm cross tube diameter. Bicycle handlebar mirror without distortion. Razor-sharp, anti-reflective, impact-resistant and glare-free real glass 5.QUALITY MATERIAL: bicycle mirror Made of high quality stainless steel and nylon resin, it is shockproof and corrosion resistant, ideal for all weather conditions. Quantity:1Pc Note: Manual measurement, there may be 1-2cm\/1-3g error, which is not a quality problem. Due to different screen displPXCL, there may be a color difference between the real object and the picture, and the main picture shall prevail.