Made of lightweight O Matter "These sports glasses allow you to change lenses in seconds to optimize vision in any environment. They feature the unbeatable clarity of High Definition Optics Oakley's High Definition Optics' (HDO ") and offer a secure and customized fit. Features: Durability and comfort with O Matter "of the frame. Integrated input ports to channel air refrigeración.Visión peripheral and side coverage optimized geometry PolaricÔäó Ellipsoid lens. Comfort and performance of Three-Point Fit that holds lenses in precise optical alignment. Metallic icons. UV protection of Plutonite lens' that filters out 100% of UVA, UVB and UVC rays. Choice of multiple exchanges Unobtainium pillows bridge "for safe, comfortable, personalized fit. Lens Shape: Pitch. Frame color: Matte black. Lens Color: Grey. Fit: Standard. It includes bag, case and nose bridge.