Oakley Sunglasses EVzero Blades OO9454 09 Black Clear Black Iridium Photochromic Light Brown Gold Mirror The Flow Tech venting system Dark Brown Gradient The Flow Tech venting system prevents fogging by maintaining excellent airflow 0 XL OO9188 73 Matte Black Prizm Black are taken from their Performance collection from Oakley with a standard size frame which features an enhanced lens coverage with a deeper lens on the semi rimless frame which is given even more grip than previous incarnations with the stems as well as the nose pads fully covered with unobtanium that grips more with perspiration Unobtanium nosepads and temples will give extra grip and a more secure fit The single piece toric shield Plutonite lens is mixed with the rimless design for a lightweight but durable finish