Worn 4x- Like Brand New! The Oakley Flak 2.0 XL is a high-performance sport sunglasses designed to offer enhanced protection and optimized peripheral vision in a lightweight, durable package. These sunglasses are ideal for athletes and anyone engaged in activities such as running, cycling, golfing and other sports. Made with lightweight materials and no slip technology to provide maximum comfort, protection and vision for high intensity activities and daily wear.