Oakley SI Ballistic M Frame 2.0 Strike ANSI Z87+ Black Frame with Clear Anti-Fog Lens Oakley SI Ballistic Det Cord The ESS Vice Rx Insert

The ESS Vice Rx Insert includes:

Hi-Def Copper - Reduces blue light and enhances contrast

The ultra-thin

That means this frame should fit pretty much everyone

Oakley SI Ballistic M Frame 2.0 Strike ANSI Z87+ Black Frame with Clear Anti-Fog Lens Oakley SI Ballistic Det Cord The ESS Vice Rx InsertIntroduced in 2006, the tough Oakley SI Ballistic M Frame 2. 0 Tactical Sunglasses were designed more for battle than beauty. The most apparent change from the regular M Frame is the thicker, more rugged frame. The wide elbows past the temple hinge were brought in to better accommodate helmets or other headgear, but the temples also became stronger, opting for a more vertical profile. The ridges not only enhance the overall integrity but also lend a