Bullet Point:
It is used as a rearview mirror mounted on a riding helmet to improve safety during driving.
Work as bicycle helmet, cycling helmet and road bike helmet rearview mirror.
Easy to install and remove.
Adjustable to 360 degrees, high-definition and wide viewing angles that easy to increasing viewing angle and let you see any more about the rearview.
Suitable for outdoor cycling, nightdriving, etc.

Specifications:
Product Name: Helmet Rearview Mirror
Mirror surface: ABS plating
material: plastic
Size: 21.8*8.5cm
Installation method: Velcro adsorption
Whether it can be rotated: yes

Package Included:
1 set of helmet rear view mirrors