Oakley M2 Frame XL Prizm Polarized Sunglasses offer a vertical dimension that takes performance to a new level. Perfect for activities like cycling, your sunglasses will cover your field of view even with your head tilted downward. These sunglasses also offer a slightly taller design to give you coverage for things above that might need careful attention. Like all Oakley sunglasses, the Polarized M2 Frame XL Sunglasses utilizes the newest technology to make performance a priority.