Oakley SI Ballistic M Frame Alpha Replacement Lens Lens Color:Prizm TR22 the U-Rx Insert snaps into

the U-Rx Insert snaps into any of the following ESS products:

Who is exposed to Electric ARC Hazard

Vented Rubber Nosepiece For Breathability

The end result

MIL-PRF-32432

Oakley SI Ballistic M Frame Alpha Replacement Lens Lens Color:Prizm TR22 the U-Rx Insert snaps intoThe 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