MeanHoo 1 PCS Universal Eyeglass Mirror Bicycle Mirror Bike Cycling Rearview Mirror Reflector End Rearview Bicycle Accessories Material: Aluminum, ABS. Color: Black. Size: 17 x 6 x 3cm. Package Included: 1 x Cycle Rearview mirror. The cyclist mirror for the bike is Versatile, vibration-free review mirror that can mount on eyeglasses and helmet visors.You will do not need to turn over your head when you cross lanes of traffic Adjustable to any angles ,High-definition and wide viewing angles. Made of high quality and durable material ,Compact design and easy to install & Popular Functional and Fashion style The acrylic mirror is both lightweight and optically accurate, and is plenty big enough for a wide field of view. If you position it just right, you can see everything behind you with a slight turn of your head. Fast install and dismantle by a adjustable belt. Light weight, large lens, scratch resistant and you can Adjustable to any angle if you need it, that make you safer when riding on the road.