Just like its big sister FALCO, the VULTURE is another example of Bollé's expertise in lens and frame technology. With a medium fit, this flat-top style is made for an active lifestyle. LENS - HD POLARIZED TNSCat. 3Tint base : GreyTransmission : 12% No more disturbing glare with this polarized polycarbonate lens. Provides 100% UV protection with a grey base that maintains natural color perception.  100% UV protection  Lightweight  Polarized  Visibility  Protection