Smith Optics Adult Polarized Sunglasses Yellow Tortoise/Brown Lenses plastic frame plastic lens polarized Lens width: 45 millimeters Lens height: 45 millimeters Bridge: 19 millimeters Arm: 135 millimeters Medium Fit/Coverage Anti-Reflective and Hydroleophobic Lens Coatings Barrel Hinges, Hydrophilic Megol Nose Pads, and Evolve Frame Material 6 Base Lens Curvature