Oakley thurso re-discover collection sunglasses are a tribute to the round frame that has defined generations of style. The prizm sapphire lens provides optimal clarity and color enhancement, while the matte blue steel frame adds a touch of sophistication to this timeless design. Crafted from o matter material, these shades deliver all-day comfort and durability so you can embrace your inner icon all day long. Available with lens contrast enhancement technology. - frame material: o_matter