Maui Jim Kahuna Sunglasses - Polarized Met Copper/HCL, One Size Frame:Gunmetal Lens:Neutral Grey - Highest light reduction for rich color and contrast. Lens Material:SuperThin Glass - Perfect when clarity is your highest priority. Shape:Refined rectangular frame complements a range of facial shapes Bridge:A saddle-style, double-brow crossbar with non-slip, silicone nose pads for comfort