The Heliostat Sunglasses are an updated version of Oakley’s renowned high-wrap frame design. Rooted in the brand’s tried and true high wrap design history, Heliostat spotlights elevated design features for the modern-day, including a sleeker silhouette made of O Matter frame material. A 3-point fit with internal Unobtainium earsocks and molded-in nosepads make Heliostat a classic eyewear choice with contemporary restyling. Features of the Heliostat Sunglasses: DESIGN - Modernized, high wrap frame designFRAME MATERIAL - Durable and lightweight O-Matter frame material provides all-day comfortALL DAY COMFORT - With 3 point fitSEE MORE DETAILS - Available with Prizm lenses that are designed to enhance color, contrast and detail to make the most of any activity Oakley SI Heliostat Matte Black USA Flag w/PRIZM Gray Lenses OO9231-1161