Bike Mirrors,Amadear 1 Pair Aluminium Mountain Bicycle Motor Scooter Rear View Back Mirror Wing Mirror HIGH QUALITY:The bike mirrors with sturdy aluminum alloy,nice stronger and glossy,and durable. 360 ROTATE:These bike mirrors with a flexible rod for easily adjusting the mirror position. Large lens to increase the safety index. EASY TO INSTALL:our bike mirrors equipped with bicycle stand clamp holder, applicable to outer diameter is: 21.5mm-25.5mm . HIGH DEFINITION: clear bike mirrors, offer you a better rear view. GUARANTEE :If for any reason you don't love our bike mirrors, please let us know and return this items we'll send you a refund - no questions asked.