Push boundaries with the Oakley OO9521 Tourniquet, designed for athletes who demand uncompromising performance and style. These Oakley sunglasses feature square frames crafted from durable nylon and propionate, showcasing sharp angles and strong lines for a bold, structured look. Mirrored brown lenses enhance contrast and reduce glare, backed by advanced 100% UVA/UVB protection. Full-rim definition and injected temples ensure a secure yet lightweight fit. Finished in sleek grey, this eyewear is engineered to keep you focused and fearless, no matter the journey.