Oakley SI Ballistic M Frame Alpha Replacement Lens Pyramex Ztek VLT (Visible Light Transmission): 55%

VLT (Visible Light Transmission): 55%

you can upgrade to premium Crossbow anti-fog lenses--including ANSI-rated Polarized--or adapt for hearing protection use with the ultra-thin Suppressor frame

2000mvp breathable

Waist Measurements:

Oakley SI Ballistic M Frame Alpha Replacement Lens Pyramex Ztek VLT (Visible Light Transmission): 55%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