Introducing Oakley HSTN sunglasses, a perfect blend of performance and style. These round-shaped glasses feature a matte black o matter frame that is lightweight yet durable, offering superior comfort for long-term wear. The prizm black polarized lenses not only provide excellent glare reduction but also enhance contrast and detail for an optimal visual experience. With the added benefit of polarized lenses, these shades offer superior clarity and protection from glare. Available with prescription lenses.