Bicycle Handlebar Mirror Rearview Mirror for Mountain Bike Riding Description: [Bicycle mirror] High bicycle mirror, suitable for mounting at the end of the handlebar bar (diameter 20 23 mm), with excellent visibility and clear image. [Adjustable] The Bike rearview mirror can be extended by 5 cm/1,97 inches, and the adjustable angle can be rotated to help you observe all directions of your back. [Material] Our bicycle rearview mirror is made of nylon and glass, anti-glare, anti, strong and durable. [Appropriate] Bicycle mirror handlebar is suitable for mountain bikes, road bikes, scooters, BMX, motorcycles, mopeds and more. [Size]The mirror body size of road bike mirrors is about 14 cm x 7,5 cm/5,51 inch x 2,95 inch, and the picture is clear. Specifications : _ Material: Nylon The package includes: 1 rearview mirror 1 installation tool