Features: Adjustable: The bicycles rearview mirror can rotate 360degrees. The adjustment rod can be freely retracted, with an adjustable ranges of 0-50mm/0-1.97inch. Easy to install: It can be directly installed on various bicycles handles without the need for additional accessories. Suitable for handlebars with a diameter of 20-23mm/0.79-0.90inch. Wide view: The lens adopts a antiglare high-definition lenses, which provides a widers field of view and allows for longers view. The mirrors angles can also be adjusted, making it convenient to use. Widely used: It can be used for various bicycles, such-as city bikes, mountain bikes, road bikes, and even electric bicycles. This flexible bicycles mirror, which easy to install, provides you with a wide view of everything behind you, making it a great choice for day commuting. Specifications: Material: PA+PP Style: Left/Right Size: As shown in the picture Package Includes: 1x Bicycles Mirror note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.