Oakley SI Ballistic M Frame 2.0 Strike ANSI Z87+ Black Frame with Clear Anti-Fog Lens Cap Style Hard Hat Their lab will install prescription

Their lab will install prescription lenses into the insert

made of pure Plutonite

while the thinner temples reduce weight and allow for better helmet fit and better seal with over-ear systems

Ballistic-rated for safety and featuring a removable Facial Cavity Seal to prevent irritants and peripheral light

you need to take it to your optometrist

Oakley SI Ballistic M Frame 2.0 Strike ANSI Z87+ Black Frame with Clear Anti-Fog Lens Cap Style Hard Hat Their lab will install prescriptionIntroduced in 2006, the tough Oakley SI Ballistic M Frame 2. 0 Tactical Sunglasses were designed more for battle than beauty. The most apparent change from the regular M Frame is the thicker, more rugged frame. The wide elbows past the temple hinge were brought in to better accommodate helmets or other headgear, but the temples also became stronger, opting for a more vertical profile. The ridges not only enhance the overall integrity but also lend a