Experience the pinnacle of performance with Oakley Standard Issue Tourniquet sunglasses. These shades feature a square lens shape crafted from tough and resilient O Matter™ frame material for maximum durability and comfort. The matte black color adds an extra touch of style, while Prizm™ black polarized lenses offer optimal clarity and contrast enhancement for enhanced visual acuity on the range or in everyday life. Engineered with cutting-edge technology, these shades deliver exceptional optical quality so you can stay focused on your target without worrying about your vision.