Oakley Mph Fast Jacket Xl Sunglasses Red Grey O Mattera,, frame material is stress-resistant, lightweight and durable for all-day comfort and protection UnobtaniumA earsocks and nosepads keep glasses in place, increasing grip despite perspiration Switchlocka,, technology releases the mounted lens so a new one can be locked in instantly Plutonite lens filters out 100% of UVA/UVB/UVC and harmful light up to 400nm Enhanced lens coverage and specialized lens curvature for protection