Product Description Viewpoint is an adjustable rear view mirror for a variety of sports especially cycling and rowing. The mirror sticks to the inside of your sunglasses where its invisible to others. Its tiny 3/8-inch diameter mirror mounts with a ball and socket arrangement so you can use it on a variety of eyewear designs and still find the best viewing angle. Pivots 40, no vibration, mounts to any nonwraparound glasses wont damage glasses self adhesive ,removable/ adjustable.No hassle installation.
