Oakley SI Ballistic M Frame Alpha

A single lens works across all platforms. The complete package, the ALPHA Operator Kit contains the entire Oakley ALPHA eco-system. A design founded on modularity and scalability.

FEATURES:

– Meets or exceeds high mass and high velocity impact requirements per ANSI Z87.1
– SI HELO ALPHA a lightweight and soft rubberised gasket to block wind and dust
– Microfiber Bag

Impact Protection
Oakley lenses are designed and tested under extreme high mass and high velocity circumstances to ensure uncompromising protection. 

High Definition Optics
Oakley's patented High Definition Optics eliminate distortion to give you clearer, sharper and more accurate vision. 

Lens Height: 57 mm
Frame Width: 139 mm
Arm Length: 132 mm
Measurements listed are intended for customer use only. Not intended to be used by opticians to fill prescriptions.