Feature: Mirror can be adjusted in 180 degree to get a better traffic view to ensure your cycling safety, can be mounted on both left and right handlebar. With an adjustable strap on the mount, suitable handlebar with diameter between 15-35mm, easy to install and remove. High strength plastic mirror frame and glass mirror, sturdy, resistant to shock and durable for years of use. Waterdrop shape mirror, good for reducing resistance and can offer wide and clear view for you. Let you ride bike safer, nice accessory for cycling lovers. Spec:Material: Plastic + GlassColor: BlackSuitable for Handlebar: 15-35mmMirror Size: Approx. 5*7 cm / 1.97*2.75 inchWeight: Approx. 36gPackage List:1 * Bike Rear Mirror