Rooted in surf and skate culture, we went double-barrel with frame materials to create Twofaceâ„¢, a rare look that pairs lightweight yet durable O Matterâ„¢ with lower rims of aluminum. Influenced by surf and skate culture, these sporty shades feature lightweight yet durable technology and lower rims. The perfect frame for the athletic free spirit. Frame color: Matte Black; Lens color: Prizm Black Polarized; Frame material: O_matter