Introducing Oakley HSTN sunglasses, a pinnacle of performance and style. The round shape is crafted in o matter frame material for comfort and durability while maintaining an athletic aesthetic. Experience the fusion of form and function with these matte black frames paired with prizm black polarized lenses that offer optimal visibility in any conditions. Elevate your game with Oakley HSTN sunglasses where form meets function for the ultimate combination of style and performance. Available with lens contrast enhancement technology.