Oakley Crosshair Sunglasses combine a lightweight C-5 alloy frame with Prizm polarized lens options to enhance contrast and reduce glare for everyday outdoor use. Key attributes: Gray | C-5 alloy | Prizm polarized lens option | High Definition Optics (HDO) for clarity | UV protection | Lightweight construction for comfort | Adjustable nosepads | Unobtainium earsocks for secure grip | Compatible with prescription lenses | Polarized lens option available | Square silhouette | Sculptural detailing on temples | Shiny lead finish | Dimensions & fit: Eye 61 mm | Bridge 15 mm | Temple 127 mm | Height 47 mm | Regular fit | Composition & care: C-5 alloy frame | Plutonite / polycarbonate lenses | Unobtainium earsocks | Clean lenses with a microfiber Microclear cloth; hand wash the cloth and air dry. Store eyewear in its protective case and avoid abrasive cleaners or high heat.