Oakley Sunglasses Matte Black

OAKLEY SI: Oakley SI was created to improve the safety, performance and comfort of our soldiers and safety professionals. They offer the ultimate optical clarity and protection in combat ready equipment for those whose lives depend on their gear. M FRAME 2.0 INDUSTRIAL: Meets or exceeds high mass and velocity impact requirements per ANSI Z87.1-2003/2010 and ballistic fragmentation impact standards per MIL PRF-31013, Clause 3.5.1.1. COMPATIBILITY: SI M Frame 2.0 Industrial frames are fully compatible with helmet-mounted night vision devices and MICH, ACH, CVD, PASGT, and Crye Helmets. CLEAR LENSES: Include anti-fog coating with 89% visible light transmittance, for use in low to no light conditions and UV protection that filters out UVA/UVB up to 400nm. HDO Optics provide razor-sharp clarity as well as impact protection. FRAME FIT: O-Matter frames are lightweight (1.05-ounce total weight), chemical and impact resistant and durable for all-day comfort with quick, tool-free lens change technology, comms compatible ear stems, and rubberized nose pad for a secure fit.