This is a new pair of Black Flys Mach 2 sunglasses with tortoise shell (tortoiseshell) frame and brown lens. These polycarbonate sunglasses provide 100-percent UVA/UVB protection for superior protection from the sun's ultraviolet radiation. The Mach 2 sunglasses feature a nylon frame with precision milled hinges, self-locking screws, and distortion-free, impact-proof polycarbonate lenses. They're great for virtually any outdoor activity or for just walking around town. Black Flys logo is on the left sunglass arm.  Comes with Black Flys mesh case. Dimensions: 3.25 in. x 2.625 in, 5.5 inches standard frame. 
Dimensions:
5.25 inches from temple to temple
Materials:
Nylon/Polycarbonate
Model No:
Mach 2