Push boundaries with the Oakley OO9521 Tourniquet black sunglasses. Engineered with precision and boldness, the square frames offer a modern, structured look crafted from a durable blend of nylon and propionate. The full-rim design adds definition and impact, while injected temples ensure a streamlined fit that's both comfortable and secure. Featuring polarized black lenses with a mirrored finish, these Oakley sunglasses for men intercept reflections and reduce glare for sharper contrast and uncompromising clarity—even in challenging light. Perfect for athletes and adventurers of every level, the Tourniquet delivers advanced UV protection and relentless performance, empowering you to take on every moment with confidence.