TOOGOO(R) MTB Bike Bicycle Cycling Mirror Mini Handlebar Glass Adjustable Rearview black Adjustable to any angle. High-definition and wide viewing angle. Adopt shatterproof chromeplated mirror. Adopt high-strength ABS material and stainless steel screw. Compact design and easy installation. Ideal choice for decoration. Let your riding safer. Safety comes first ! So it is necessary for bicycle rider to buy a rearview mirror. With this compact and durable rearview mirror, you can see the situation behind you quickly and safely.