The Oakley Alpha is a three part system consisting of a frame, gasket, and goggle with a single lens working across all platforms. The Oakley SI Ball M Frame Alpha Black Sunglasses with Prizm Grey Lenses includes an SI Ballistic M Frame Alpha Matte Black Frame, Prizm Grey Lens, Anti-Fog Kit, Microfober Bag, and a retention laynard. The lenses are interchangeable not only with the M Frame, but also the SI Ballistic Halo Goggle and SI Helo Alpha Gasket.
Prizm is a revolution in lens optics built on decades of color science research. Prizm lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility.
Features:
- SI Ballistic M Frame ALPHA Matte Black Frame
- Meets or exceeds high mass and high velocity impact requirements per ANSI Z87.1
- Anti-fog recharge kit
- Microfiber Bag
- M Frame Retention Lanyard
- Carrying Case