Oakley SI Ballistic M Frame Alpha Replacement Lens Bolle Duo CDI Replacement Lens Features:

CDI Replacement Lens Features:

and exceed ANSI Z87

You also get a pair of matching stem sleeves

2 mm polarized polycarbonate lens

Oakley SI Ballistic M Frame Alpha Replacement Lens Bolle Duo CDI Replacement Lens Features:The Alpha lens was designed to maximize field of view and protection, without sacrifice to style and aesthetic. All replacement lenses meet MIL PRF 32432 Ballistic Impact Standard, and Optical Clarity of ANSI Z87. 1. Fits SI Ballistic M Frame Alpha. Does NOT fit any other M Frame models. Features: Fits SI M Frame Alpha and SI Halo High Definition Optics (HDO) for unbeatable clarity and performance Lens contours that extend peripheral vision and