Oakleys' OO9235 Encoder Strike Vented is inspired by blending functional needs with heritage Oakley elements of design, to add options for a modern consumer. The Sport driven and blade inspired lens shape is vented for optimal airflow and offers coverage, style, and additional ventilation. O-Matter design offers strength, comfort, and durability while Three-point fit and Unobtainium socks and nose pads ensure a secure fit. Available with Prizm lenses that are designed to enhance color, contrast so you can see more detail. Oakley sunglasses sold by authorized sellers, like Amazon, are eligible for all manufacturer warranties and guarantees. Click on the Oakley link above the product title to shop the entire Oakley sunglass and eyeglass assortment.